[INFO] cloning repository https://github.com/atti1a/jsish-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atti1a/jsish-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatti1a%2Fjsish-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatti1a%2Fjsish-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d539fd4be935768fc8034f6ea84a4e571ffe4e93
[INFO] testing atti1a/jsish-rust against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatti1a%2Fjsish-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atti1a/jsish-rust 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/atti1a/jsish-rust
[INFO] finished tweaking git repo https://github.com/atti1a/jsish-rust
[INFO] tweaked toml for git repo https://github.com/atti1a/jsish-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/atti1a/jsish-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2f99b62f67d0d3891396f17f0b1c087b0a3e3df168587ca3038fc5c68fc2d088
[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" "2f99b62f67d0d3891396f17f0b1c087b0a3e3df168587ca3038fc5c68fc2d088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f99b62f67d0d3891396f17f0b1c087b0a3e3df168587ca3038fc5c68fc2d088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f99b62f67d0d3891396f17f0b1c087b0a3e3df168587ca3038fc5c68fc2d088", kill_on_drop: false }`
[INFO] [stdout] 2f99b62f67d0d3891396f17f0b1c087b0a3e3df168587ca3038fc5c68fc2d088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 482a06534d1c1f18e6c6332448565577660499fc4df2df773ed442233160e1eb
[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" "482a06534d1c1f18e6c6332448565577660499fc4df2df773ed442233160e1eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling jsish-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |     is_valid: &Fn (char) -> bool
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (char) -> bool`
[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/parser.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pred: &Fn(&Token) -> bool,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Token) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:112:20
[INFO] [stdout]     |
[INFO] [stdout] 112 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:153:18
[INFO] [stdout]     |
[INFO] [stdout] 153 |     parse_opnd: &Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>,
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interpreter.rs:288:22
[INFO] [stdout]     |
[INFO] [stdout] 288 |     ) -> JsishResult<(Environment)> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interpreter.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |     ) -> JsishResult<(Environment)> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |     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/types.rs:31:58
[INFO] [stdout]    |
[INFO] [stdout] 31 |             JsishError::IoError(ref err) => Some(err as &error::Error),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/types.rs:25:49
[INFO] [stdout]    |
[INFO] [stdout] 25 |             JsishError::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.57s
[INFO] running `Command { std: "docker" "inspect" "482a06534d1c1f18e6c6332448565577660499fc4df2df773ed442233160e1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482a06534d1c1f18e6c6332448565577660499fc4df2df773ed442233160e1eb", kill_on_drop: false }`
[INFO] [stdout] 482a06534d1c1f18e6c6332448565577660499fc4df2df773ed442233160e1eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d089274afa13714154a67788397497d6780ae0d041ca292a550dc8ab57be4e3
[INFO] running `Command { std: "docker" "start" "-a" "0d089274afa13714154a67788397497d6780ae0d041ca292a550dc8ab57be4e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsish-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |     is_valid: &Fn (char) -> bool
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (char) -> bool`
[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/parser.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pred: &Fn(&Token) -> bool,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Token) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:112:20
[INFO] [stdout]     |
[INFO] [stdout] 112 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:153:18
[INFO] [stdout]     |
[INFO] [stdout] 153 |     parse_opnd: &Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>,
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interpreter.rs:288:22
[INFO] [stdout]     |
[INFO] [stdout] 288 |     ) -> JsishResult<(Environment)> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interpreter.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |     ) -> JsishResult<(Environment)> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |     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/types.rs:31:58
[INFO] [stdout]    |
[INFO] [stdout] 31 |             JsishError::IoError(ref err) => Some(err as &error::Error),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/types.rs:25:49
[INFO] [stdout]    |
[INFO] [stdout] 25 |             JsishError::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |     is_valid: &Fn (char) -> bool
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (char) -> bool`
[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/parser.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pred: &Fn(&Token) -> bool,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Token) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:112:20
[INFO] [stdout]     |
[INFO] [stdout] 112 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:153:18
[INFO] [stdout]     |
[INFO] [stdout] 153 |     parse_opnd: &Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>,
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interpreter.rs:288:22
[INFO] [stdout]     |
[INFO] [stdout] 288 |     ) -> JsishResult<(Environment)> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interpreter.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |     ) -> JsishResult<(Environment)> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |     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/types.rs:31:58
[INFO] [stdout]    |
[INFO] [stdout] 31 |             JsishError::IoError(ref err) => Some(err as &error::Error),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/types.rs:25:49
[INFO] [stdout]    |
[INFO] [stdout] 25 |             JsishError::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "0d089274afa13714154a67788397497d6780ae0d041ca292a550dc8ab57be4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d089274afa13714154a67788397497d6780ae0d041ca292a550dc8ab57be4e3", kill_on_drop: false }`
[INFO] [stdout] 0d089274afa13714154a67788397497d6780ae0d041ca292a550dc8ab57be4e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b1882d618460abb24895382b4d5b1493fed6e74f1edfbacc37df99b3af80b265
[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" "b1882d618460abb24895382b4d5b1493fed6e74f1edfbacc37df99b3af80b265", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tokenizer.rs:218:16
[INFO] [stderr]     |
[INFO] [stderr] 218 |     is_valid: &Fn (char) -> bool
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (char) -> bool`
[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/tokenizer.rs:218:16
[INFO] [stderr]     |
[INFO] [stderr] 218 |     is_valid: &Fn (char) -> bool
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (char) -> bool`
[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/parser.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pred: &Fn(&Token) -> bool,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Token) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pred: &Fn(&Token) -> bool,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Token) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:112:20
[INFO] [stderr]     |
[INFO] [stderr] 112 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:112:20
[INFO] [stderr]     |
[INFO] [stderr] 112 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:153:18
[INFO] [stderr]     |
[INFO] [stderr] 153 |     parse_opnd: &Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |     parse_single: &Fn(&mut FStream, Token) -> JsishResult<(T, Token)>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(T, Token)>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/interpreter.rs:288:22
[INFO] [stderr]     |
[INFO] [stderr] 288 |     ) -> JsishResult<(Environment)> {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:153:18
[INFO] [stderr]     |
[INFO] [stderr] 153 |     parse_opnd: &Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut FStream, Token) -> JsishResult<(Expression, Token)>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/interpreter.rs:307:22
[INFO] [stderr]     |
[INFO] [stderr] 307 |     ) -> JsishResult<(Environment)> {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/interpreter.rs:288:22
[INFO] [stderr]     |
[INFO] [stderr] 288 |     ) -> JsishResult<(Environment)> {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:31:58
[INFO] [stderr]    |
[INFO] [stderr] 31 |             JsishError::IoError(ref err) => Some(err as &error::Error),
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/types.rs:25:49
[INFO] [stderr]    |
[INFO] [stderr] 25 |             JsishError::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/interpreter.rs:307:22
[INFO] [stderr]     |
[INFO] [stderr] 307 |     ) -> JsishResult<(Environment)> {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     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/types.rs:31:58
[INFO] [stderr]    |
[INFO] [stderr] 31 |             JsishError::IoError(ref err) => Some(err as &error::Error),
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/types.rs:25:49
[INFO] [stderr]    |
[INFO] [stderr] 25 |             JsishError::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jsish_rust-ad94f41bebd07ac9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jsish_rust-1006af12563f984e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jsish-rust
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/interpreter.rs:288:22
[INFO] [stderr]     |
[INFO] [stderr] 288 |     ) -> JsishResult<(Environment)> {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/interpreter.rs:307:22
[INFO] [stderr]     |
[INFO] [stderr] 307 |     ) -> JsishResult<(Environment)> {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1882d618460abb24895382b4d5b1493fed6e74f1edfbacc37df99b3af80b265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1882d618460abb24895382b4d5b1493fed6e74f1edfbacc37df99b3af80b265", kill_on_drop: false }`
[INFO] [stdout] b1882d618460abb24895382b4d5b1493fed6e74f1edfbacc37df99b3af80b265
