[INFO] cloning repository https://github.com/IgaguriMK/rust-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IgaguriMK/rust-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgaguriMK%2Frust-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgaguriMK%2Frust-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdf4c0c9ee9c412039ef2d1930545450592dac68
[INFO] testing IgaguriMK/rust-calculator against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgaguriMK%2Frust-calculator" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IgaguriMK/rust-calculator on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IgaguriMK/rust-calculator
[INFO] finished tweaking git repo https://github.com/IgaguriMK/rust-calculator
[INFO] tweaked toml for git repo https://github.com/IgaguriMK/rust-calculator written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/IgaguriMK/rust-calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7efc0e96cbbaf5a009917fed65f39ad9b8fcd017466eb6093f041a89a018dcc0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7efc0e96cbbaf5a009917fed65f39ad9b8fcd017466eb6093f041a89a018dcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7efc0e96cbbaf5a009917fed65f39ad9b8fcd017466eb6093f041a89a018dcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7efc0e96cbbaf5a009917fed65f39ad9b8fcd017466eb6093f041a89a018dcc0", kill_on_drop: false }`
[INFO] [stdout] 7efc0e96cbbaf5a009917fed65f39ad9b8fcd017466eb6093f041a89a018dcc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f626a61af376964acce62851449897f4c6ab84f1e8a47ebeb1dd4f56f317d491
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f626a61af376964acce62851449897f4c6ab84f1e8a47ebeb1dd4f56f317d491", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling rcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/error.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/token/error.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/execute/error.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |             CalcError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:35:46
[INFO] [stdout]    |
[INFO] [stdout] 35 |             CalcError::Token(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:36:46
[INFO] [stdout]    |
[INFO] [stdout] 36 |             CalcError::Parse(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |             CalcError::Execute(ref err) => err.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.29s
[INFO] running `Command { std: "docker" "inspect" "f626a61af376964acce62851449897f4c6ab84f1e8a47ebeb1dd4f56f317d491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f626a61af376964acce62851449897f4c6ab84f1e8a47ebeb1dd4f56f317d491", kill_on_drop: false }`
[INFO] [stdout] f626a61af376964acce62851449897f4c6ab84f1e8a47ebeb1dd4f56f317d491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c50d0b2c409f12db196dda41f967402be75c6f7875ce5cd800af8b64f2d1acab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c50d0b2c409f12db196dda41f967402be75c6f7875ce5cd800af8b64f2d1acab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/error.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/token/error.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/execute/error.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/expression/token/mod.rs:57:1
[INFO] [stdout]     |
[INFO] [stdout] 57  | / lazy_static! {
[INFO] [stdout] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stdout] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stdout] 60  | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |             CalcError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:35:46
[INFO] [stdout]    |
[INFO] [stdout] 35 |             CalcError::Token(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:36:46
[INFO] [stdout]    |
[INFO] [stdout] 36 |             CalcError::Parse(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |             CalcError::Execute(ref err) => err.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "c50d0b2c409f12db196dda41f967402be75c6f7875ce5cd800af8b64f2d1acab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50d0b2c409f12db196dda41f967402be75c6f7875ce5cd800af8b64f2d1acab", kill_on_drop: false }`
[INFO] [stdout] c50d0b2c409f12db196dda41f967402be75c6f7875ce5cd800af8b64f2d1acab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66234e872c46294a691daee695434a955472ce89de25829cf896d2a85fddf547
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "66234e872c46294a691daee695434a955472ce89de25829cf896d2a85fddf547", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/expression/error.rs:65:32
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/expression/token/error.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/execute/error.rs:43:32
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/expression/token/mod.rs:57:1
[INFO] [stderr]     |
[INFO] [stderr] 57  | / lazy_static! {
[INFO] [stderr] 58  | |     static ref REG_SPACE: Regex = {
[INFO] [stderr] 59  | |         Regex::new(r"^[ \t]+").unwrap()
[INFO] [stderr] 60  | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:34:43
[INFO] [stderr]    |
[INFO] [stderr] 34 |             CalcError::Io(ref err) => err.description(),
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:35:46
[INFO] [stderr]    |
[INFO] [stderr] 35 |             CalcError::Token(ref err) => err.description(),
[INFO] [stderr]    |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:36:46
[INFO] [stderr]    |
[INFO] [stderr] 36 |             CalcError::Parse(ref err) => err.description(),
[INFO] [stderr]    |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:37:48
[INFO] [stderr]    |
[INFO] [stderr] 37 |             CalcError::Execute(ref err) => err.description(),
[INFO] [stderr]    |                                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rcalc-fd588a1fc60ce222
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test expression::test::build_expression_tree_sub_div_mod ... ok
[INFO] [stdout] test expression::shunting_yard::test::shunting_yard_add ... ok
[INFO] [stdout] test expression::shunting_yard::test::shunting_yard_sub_div_mod ... ok
[INFO] [stdout] test expression::shunting_yard::test::shunting_yard_paren ... ok
[INFO] [stdout] test expression::shunting_yard::test::shunting_yard_one_number ... ok
[INFO] [stdout] test expression::shunting_yard::test::shunting_yard_add_mul_pow ... ok
[INFO] [stdout] test expression::test::build_expression_tree_fail_no_number ... ok
[INFO] [stdout] test expression::test::build_expression_tree_add ... ok
[INFO] [stdout] test expression::test::build_expression_tree_add_mult_pow ... ok
[INFO] [stdout] test expression::token::tests::parse_token_add ... ok
[INFO] [stdout] test expression::token::tests::parse_token_number_max ... ok
[INFO] [stdout] test expression::token::tests::str_tail_at_1 ... ok
[INFO] [stdout] test expression::token::tests::str_tail_at_0 ... ok
[INFO] [stdout] test expression::token::tests::str_tail_at_over_tail ... ok
[INFO] [stdout] test expression::token::tests::str_tail_at_tail ... ok
[INFO] [stdout] test expression::token::tests::parse_token_number_min ... ok
[INFO] [stdout] test expression::token::tests::parse_token_number_neg_1 ... ok
[INFO] [stdout] test expression::token::tests::parse_token_mult ... ok
[INFO] [stdout] test expression::token::tests::parse_token_number_1 ... ok
[INFO] [stdout] test expression::token::tests::parse_token_add_expr ... ok
[INFO] [stdout] test expression::token::tests::parse_token_sub ... ok
[INFO] [stdout] test expression::token::tests::parse_token_mod ... ok
[INFO] [stdout] test expression::token::tests::parse_token_div ... ok
[INFO] [stdout] test expression::token::tests::parse_token_close_paren ... ok
[INFO] [stdout] test expression::token::tests::parse_token_open_paren ... ok
[INFO] [stdout] test expression::token::tests::parse_token_with_spaces ... ok
[INFO] [stdout] test expression::token::tests::parse_token_invalid ... ok
[INFO] [stdout] test expression::token::tests::parse_token_complex_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66234e872c46294a691daee695434a955472ce89de25829cf896d2a85fddf547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66234e872c46294a691daee695434a955472ce89de25829cf896d2a85fddf547", kill_on_drop: false }`
[INFO] [stdout] 66234e872c46294a691daee695434a955472ce89de25829cf896d2a85fddf547
