[INFO] cloning repository https://github.com/SludgeGirl/synacor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SludgeGirl/synacor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSludgeGirl%2Fsynacor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSludgeGirl%2Fsynacor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba222e856fd1a7b199a1ddbecdfd4d1d72ea2805
[INFO] testing SludgeGirl/synacor against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSludgeGirl%2Fsynacor" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SludgeGirl/synacor
[INFO] finished tweaking git repo https://github.com/SludgeGirl/synacor
[INFO] tweaked toml for git repo https://github.com/SludgeGirl/synacor written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SludgeGirl/synacor on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SludgeGirl/synacor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 752ae27787ce1df9d402bbc011bb0f77b6a0d9e19a431530b285f116e75216e1
[INFO] running `Command { std: "docker" "start" "-a" "752ae27787ce1df9d402bbc011bb0f77b6a0d9e19a431530b285f116e75216e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "752ae27787ce1df9d402bbc011bb0f77b6a0d9e19a431530b285f116e75216e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752ae27787ce1df9d402bbc011bb0f77b6a0d9e19a431530b285f116e75216e1", kill_on_drop: false }`
[INFO] [stdout] 752ae27787ce1df9d402bbc011bb0f77b6a0d9e19a431530b285f116e75216e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cef1aacad3141365c5b37081adc8e300a2e27557c7f65ca209b93c67a8b4c2a0
[INFO] running `Command { std: "docker" "start" "-a" "cef1aacad3141365c5b37081adc8e300a2e27557c7f65ca209b93c67a8b4c2a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling synacor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/program_state.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |         self.program[(self.pc as usize)]
[INFO] [stdout]    |                      ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -         self.program[(self.pc as usize)]
[INFO] [stdout] 27 +         self.program[self.pc as usize]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "cef1aacad3141365c5b37081adc8e300a2e27557c7f65ca209b93c67a8b4c2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef1aacad3141365c5b37081adc8e300a2e27557c7f65ca209b93c67a8b4c2a0", kill_on_drop: false }`
[INFO] [stdout] cef1aacad3141365c5b37081adc8e300a2e27557c7f65ca209b93c67a8b4c2a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a73a33e3b129f62651e5b7e7a20ffcb841ab12bccf7b03a25e87ff6431e87c58
[INFO] running `Command { std: "docker" "start" "-a" "a73a33e3b129f62651e5b7e7a20ffcb841ab12bccf7b03a25e87ff6431e87c58", kill_on_drop: false }`
[INFO] [stderr]    Compiling synacor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/program_state.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |         self.program[(self.pc as usize)]
[INFO] [stdout]    |                      ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -         self.program[(self.pc as usize)]
[INFO] [stdout] 27 +         self.program[self.pc as usize]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a73a33e3b129f62651e5b7e7a20ffcb841ab12bccf7b03a25e87ff6431e87c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73a33e3b129f62651e5b7e7a20ffcb841ab12bccf7b03a25e87ff6431e87c58", kill_on_drop: false }`
[INFO] [stdout] a73a33e3b129f62651e5b7e7a20ffcb841ab12bccf7b03a25e87ff6431e87c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 32d956f9d6808c6023e50d7d675f5a234448da16f0a7b51ab6d2651df2dc7c24
[INFO] running `Command { std: "docker" "start" "-a" "32d956f9d6808c6023e50d7d675f5a234448da16f0a7b51ab6d2651df2dc7c24", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]   --> src/program_state.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |         self.program[(self.pc as usize)]
[INFO] [stderr]    |                      ^                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 27 -         self.program[(self.pc as usize)]
[INFO] [stderr] 27 +         self.program[self.pc as usize]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `synacor` (bin "synacor" test) generated 1 warning (run `cargo fix --bin "synacor" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/synacor-7c0f85cde74dbb62)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] running `Command { std: "docker" "inspect" "32d956f9d6808c6023e50d7d675f5a234448da16f0a7b51ab6d2651df2dc7c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d956f9d6808c6023e50d7d675f5a234448da16f0a7b51ab6d2651df2dc7c24", kill_on_drop: false }`
[INFO] [stdout] 32d956f9d6808c6023e50d7d675f5a234448da16f0a7b51ab6d2651df2dc7c24