[INFO] cloning repository https://github.com/gfreezy/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gfreezy/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca52b0b58d3b2d1d8bf36d5e6827d1578707c1a2
[INFO] testing gfreezy/rlox against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Frlox" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gfreezy/rlox 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/gfreezy/rlox
[INFO] finished tweaking git repo https://github.com/gfreezy/rlox
[INFO] tweaked toml for git repo https://github.com/gfreezy/rlox written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/gfreezy/rlox 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 2edd00f6e54b5ed1eab5480e6b2e8f35aa2afbc51b406b956482a7d5f24a274a
[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" "2edd00f6e54b5ed1eab5480e6b2e8f35aa2afbc51b406b956482a7d5f24a274a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2edd00f6e54b5ed1eab5480e6b2e8f35aa2afbc51b406b956482a7d5f24a274a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2edd00f6e54b5ed1eab5480e6b2e8f35aa2afbc51b406b956482a7d5f24a274a", kill_on_drop: false }`
[INFO] [stdout] 2edd00f6e54b5ed1eab5480e6b2e8f35aa2afbc51b406b956482a7d5f24a274a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8112e3e9bc1f67fdf7a18303511b6a844a7e8083fb8e8dab4ffb02d0de3df3f2
[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" "8112e3e9bc1f67fdf7a18303511b6a844a7e8083fb8e8dab4ffb02d0de3df3f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]    Compiling snafu-derive v0.4.1
[INFO] [stderr]    Compiling num_enum v0.2.0
[INFO] [stderr]    Compiling paste-impl v0.1.5
[INFO] [stderr]    Compiling snafu v0.4.1
[INFO] [stderr]    Compiling paste v0.1.5
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 141 |                         binary_op!(|l, r| format!("{}{}", l, r), into_str, "not a str");
[INFO] [stdout]     |                         ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 143 |                         binary_op!(|l, r| l + r, into_number, "not a str");
[INFO] [stdout]     |                         --------------------------------------------------- in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 147 |                     binary_op!(|l, r| l - r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 150 |                     binary_op!(|l, r| l * r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 153 |                     binary_op!(|l, r| l / r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 170 |                     binary_op!(|l, r| l > r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 173 |                     binary_op!(|l, r| l < r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: variant is never constructed: `Previous`
[INFO] [stdout]    --> src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     Previous,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `error`
[INFO] [stdout]    --> src/compiler.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn error(&mut self, msg: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/vm.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn write(&mut self, byte: u8, line: u32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_opcode`
[INFO] [stdout]   --> src/vm.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn write_opcode(&mut self, opcode: OpCode, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_constant`
[INFO] [stdout]   --> src/vm.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn write_constant(&mut self, value: Value, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.78s
[INFO] running `Command { std: "docker" "inspect" "8112e3e9bc1f67fdf7a18303511b6a844a7e8083fb8e8dab4ffb02d0de3df3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8112e3e9bc1f67fdf7a18303511b6a844a7e8083fb8e8dab4ffb02d0de3df3f2", kill_on_drop: false }`
[INFO] [stdout] 8112e3e9bc1f67fdf7a18303511b6a844a7e8083fb8e8dab4ffb02d0de3df3f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5ccc8f23a9bca53d462be8ac7920ea4534da3491b1155f106178d310d0816aef
[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" "5ccc8f23a9bca53d462be8ac7920ea4534da3491b1155f106178d310d0816aef", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 141 |                         binary_op!(|l, r| format!("{}{}", l, r), into_str, "not a str");
[INFO] [stdout]     |                         ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 143 |                         binary_op!(|l, r| l + r, into_number, "not a str");
[INFO] [stdout]     |                         --------------------------------------------------- in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 147 |                     binary_op!(|l, r| l - r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 150 |                     binary_op!(|l, r| l * r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 153 |                     binary_op!(|l, r| l / r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 170 |                     binary_op!(|l, r| l > r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/vm.rs:92:21
[INFO] [stdout]     |
[INFO] [stdout] 92  |                 })?;;
[INFO] [stdout]     |                     ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 173 |                     binary_op!(|l, r| l < r, into_number, "not a number");
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[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: variant is never constructed: `Previous`
[INFO] [stdout]    --> src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     Previous,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `error`
[INFO] [stdout]    --> src/compiler.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn error(&mut self, msg: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/vm.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn write(&mut self, byte: u8, line: u32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_opcode`
[INFO] [stdout]   --> src/vm.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn write_opcode(&mut self, opcode: OpCode, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_constant`
[INFO] [stdout]   --> src/vm.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn write_constant(&mut self, value: Value, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "5ccc8f23a9bca53d462be8ac7920ea4534da3491b1155f106178d310d0816aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ccc8f23a9bca53d462be8ac7920ea4534da3491b1155f106178d310d0816aef", kill_on_drop: false }`
[INFO] [stdout] 5ccc8f23a9bca53d462be8ac7920ea4534da3491b1155f106178d310d0816aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] dfcce52ae38451974721c4dec2e28ad7ef283c8327f98c9fd7313fc69534858d
[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" "dfcce52ae38451974721c4dec2e28ad7ef283c8327f98c9fd7313fc69534858d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/vm.rs:92:21
[INFO] [stderr]     |
[INFO] [stderr] 92  |                 })?;;
[INFO] [stderr]     |                     ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 141 |                         binary_op!(|l, r| format!("{}{}", l, r), into_str, "not a str");
[INFO] [stderr]     |                         ---------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` 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: unnecessary trailing semicolon
[INFO] [stderr]    --> src/vm.rs:92:21
[INFO] [stderr]     |
[INFO] [stderr] 92  |                 })?;;
[INFO] [stderr]     |                     ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 143 |                         binary_op!(|l, r| l + r, into_number, "not a str");
[INFO] [stderr]     |                         --------------------------------------------------- in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stderr]    --> src/vm.rs:92:21
[INFO] [stderr]     |
[INFO] [stderr] 92  |                 })?;;
[INFO] [stderr]     |                     ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 147 |                     binary_op!(|l, r| l - r, into_number, "not a number");
[INFO] [stderr]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stderr]    --> src/vm.rs:92:21
[INFO] [stderr]     |
[INFO] [stderr] 92  |                 })?;;
[INFO] [stderr]     |                     ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 150 |                     binary_op!(|l, r| l * r, into_number, "not a number");
[INFO] [stderr]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stderr]    --> src/vm.rs:92:21
[INFO] [stderr]     |
[INFO] [stderr] 92  |                 })?;;
[INFO] [stderr]     |                     ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 153 |                     binary_op!(|l, r| l / r, into_number, "not a number");
[INFO] [stderr]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stderr]    --> src/vm.rs:92:21
[INFO] [stderr]     |
[INFO] [stderr] 92  |                 })?;;
[INFO] [stderr]     |                     ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 170 |                     binary_op!(|l, r| l > r, into_number, "not a number");
[INFO] [stderr]     |                     ------------------------------------------------------ in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stderr]    --> src/vm.rs:92:21
[INFO] [stderr]     |
[INFO] [stderr] 92  |                 })?;;
[INFO] [stderr]     |                     ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 173 |                     binary_op!(|l, r| l < r, into_number, "not a number");
[INFO] [stderr]     |                     ------------------------------------------------------ in this macro invocation
[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: variant is never constructed: `Previous`
[INFO] [stderr]    --> src/compiler.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     Previous,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `error`
[INFO] [stderr]    --> src/compiler.rs:154:8
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn error(&mut self, msg: &str) -> Result<()> {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write`
[INFO] [stderr]   --> src/vm.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn write(&mut self, byte: u8, line: u32) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_opcode`
[INFO] [stderr]   --> src/vm.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn write_opcode(&mut self, opcode: OpCode, line: u32) {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_constant`
[INFO] [stderr]   --> src/vm.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn write_constant(&mut self, value: Value, line: u32) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rlox-086cc4930bf8516f
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test chunk::line_encoding::tests::test_get ... ok
[INFO] [stdout] test chunk::line_encoding::tests::test_add ... ok
[INFO] [stdout] test chunk::tests::test_write_u24 ... ok
[INFO] [stderr] error: test failed, to rerun pass '--bin rlox'
[INFO] [stdout] test chunk::tests::test_read_u24_should_panic ... ok
[INFO] [stdout] test chunk::tests::test_write_u24_shoudl_panic ... ok
[INFO] [stdout] test chunk::tests::test_read_u24 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- chunk::tests::test_read_u24 stdout ----
[INFO] [stdout] thread 'chunk::tests::test_read_u24' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `4368`,
[INFO] [stdout]  right: `1118212`', src/chunk.rs:109:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55722d2d9ca0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x55722d2d9ca0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55722d2d9ca0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x55722d2d9ca0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x55722d2fca5c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stdout]    5:     0x55722d27d445 - std::io::Write::write_fmt::h50a71e2460ce07da
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stdout]    6:     0x55722d2d4a11 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h9bbd3fed8160d0d2
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/impls.rs:176
[INFO] [stdout]    7:     0x55722d2dc120 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    8:     0x55722d2dc120 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    9:     0x55722d2dc120 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stdout]   10:     0x55722d2dbe16 - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:216
[INFO] [stdout]   11:     0x55722d2dc783 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stdout]   12:     0x55722d2dc359 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stdout]   13:     0x55722d2da12c - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   14:     0x55722d2dc319 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stdout]   15:     0x55722d2dc2cb - std::panicking::begin_panic_fmt::hc1b1320af38b7e12
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:429
[INFO] [stdout]   16:     0x55722d2782da - rlox::chunk::tests::test_read_u24::h54530f14707893a1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chunk.rs:109
[INFO] [stdout]   17:     0x55722d27809a - rlox::chunk::tests::test_read_u24::{{closure}}::ha05b62686c733bea
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chunk.rs:107
[INFO] [stdout]   18:     0x55722d27b62e - core::ops::function::FnOnce::call_once::hbc87a99c7ba9aa40
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stdout]   19:     0x55722d2a5d23 - core::ops::function::FnOnce::call_once::hd04d57b5cf16f85a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stdout]   20:     0x55722d2a5d23 - test::__rust_begin_short_backtrace::hd8e9a8c5a2e43388
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/test/src/lib.rs:517
[INFO] [stdout]   21:     0x55722d2a41f3 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h3c3db8a500c1a19a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   22:     0x55722d2a41f3 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h043e9ebcbe360c80
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stdout]   23:     0x55722d2a41f3 - std::panicking::try::do_call::h47c2fb275506c2e8
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stdout]   24:     0x55722d2a41f3 - std::panicking::try::h569c20f0e99453b4
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stdout]   25:     0x55722d2a41f3 - std::panic::catch_unwind::hb33c6d0f01540d23
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stdout]   26:     0x55722d2a41f3 - test::run_test_in_process::hc0ce562d167e51cf
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/test/src/lib.rs:544
[INFO] [stdout]   27:     0x55722d2a41f3 - test::run_test::run_test_inner::{{closure}}::hd3120982fcd71544
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/test/src/lib.rs:450
[INFO] [stdout]   28:     0x55722d27c876 - std::sys_common::backtrace::__rust_begin_short_backtrace::h84f8bc12cc4cdac6
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout]   29:     0x55722d281aa5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb8b5fa0ba425d4db
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stdout]   30:     0x55722d281aa5 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc4b84b244cf55f75
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stdout]   31:     0x55722d281aa5 - std::panicking::try::do_call::ha31922ad8fa17753
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stdout]   32:     0x55722d281aa5 - std::panicking::try::h38a6da203722ae6e
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stdout]   33:     0x55722d281aa5 - std::panic::catch_unwind::h83afce167c9062b9
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stdout]   34:     0x55722d281aa5 - std::thread::Builder::spawn_unchecked::{{closure}}::h160689155590a70c
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:457
[INFO] [stdout]   35:     0x55722d281aa5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7dbf17a455132a46
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stdout]   36:     0x55722d2e2f3a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   37:     0x55722d2e2f3a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   38:     0x55722d2e2f3a - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stdout]   39:     0x7efdb0806609 - start_thread
[INFO] [stdout]   40:     0x7efdb0a91103 - clone
[INFO] [stdout]   41:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     chunk::tests::test_read_u24
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dfcce52ae38451974721c4dec2e28ad7ef283c8327f98c9fd7313fc69534858d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcce52ae38451974721c4dec2e28ad7ef283c8327f98c9fd7313fc69534858d", kill_on_drop: false }`
[INFO] [stdout] dfcce52ae38451974721c4dec2e28ad7ef283c8327f98c9fd7313fc69534858d
