[INFO] cloning repository https://github.com/harshithkrpt/rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/harshithkrpt/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshithkrpt%2Frust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshithkrpt%2Frust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ef0d66f3f2d13bd6e3434b85a7ef0dce72057538 [INFO] testing harshithkrpt/rust against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshithkrpt%2Frust" "/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/harshithkrpt/rust on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/harshithkrpt/rust [INFO] finished tweaking git repo https://github.com/harshithkrpt/rust [INFO] tweaked toml for git repo https://github.com/harshithkrpt/rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/harshithkrpt/rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e0621a9bfd7f226ffa221f6c76c34d6230c785f0ba9083f10a685644ee7c3756 [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" "e0621a9bfd7f226ffa221f6c76c34d6230c785f0ba9083f10a685644ee7c3756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0621a9bfd7f226ffa221f6c76c34d6230c785f0ba9083f10a685644ee7c3756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0621a9bfd7f226ffa221f6c76c34d6230c785f0ba9083f10a685644ee7c3756", kill_on_drop: false }` [INFO] [stdout] e0621a9bfd7f226ffa221f6c76c34d6230c785f0ba9083f10a685644ee7c3756 [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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d62cce23b708765b842996a0024f1a087a98042515c17f068239972d460769ee [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" "d62cce23b708765b842996a0024f1a087a98042515c17f068239972d460769ee", kill_on_drop: false }` [INFO] [stderr] Compiling rust_basic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `age` is never read [INFO] [stdout] --> src/vars.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | let mut age = 37; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/types.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let x = 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/types.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let y = 2.5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y2` [INFO] [stdout] --> src/types.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let y2: i64 = 394632410927; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_y2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/print.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vars.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn run(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "d62cce23b708765b842996a0024f1a087a98042515c17f068239972d460769ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d62cce23b708765b842996a0024f1a087a98042515c17f068239972d460769ee", kill_on_drop: false }` [INFO] [stdout] d62cce23b708765b842996a0024f1a087a98042515c17f068239972d460769ee [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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46dfaa33f7a0421f496a649d7a47a322d38b1730032820cf5ce68f2e35803d18 [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" "46dfaa33f7a0421f496a649d7a47a322d38b1730032820cf5ce68f2e35803d18", kill_on_drop: false }` [INFO] [stderr] Compiling rust_basic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `age` is never read [INFO] [stdout] --> src/vars.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | let mut age = 37; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/types.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let x = 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/types.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let y = 2.5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y2` [INFO] [stdout] --> src/types.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let y2: i64 = 394632410927; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_y2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/print.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vars.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn run(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "46dfaa33f7a0421f496a649d7a47a322d38b1730032820cf5ce68f2e35803d18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46dfaa33f7a0421f496a649d7a47a322d38b1730032820cf5ce68f2e35803d18", kill_on_drop: false }` [INFO] [stdout] 46dfaa33f7a0421f496a649d7a47a322d38b1730032820cf5ce68f2e35803d18 [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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f261fdcc96e68b967c57724275e13de53099747278427f01d443a666b259aabe [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" "f261fdcc96e68b967c57724275e13de53099747278427f01d443a666b259aabe", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `age` is never read [INFO] [stderr] --> src/vars.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | let mut age = 37; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/types.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | let x = 1; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/types.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let y = 2.5; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y2` [INFO] [stderr] --> src/types.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let y2: i64 = 394632410927; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_y2` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/print.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vars.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn run(){ [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_basic-21f8c73e25aeb2e1) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f261fdcc96e68b967c57724275e13de53099747278427f01d443a666b259aabe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f261fdcc96e68b967c57724275e13de53099747278427f01d443a666b259aabe", kill_on_drop: false }` [INFO] [stdout] f261fdcc96e68b967c57724275e13de53099747278427f01d443a666b259aabe