[INFO] cloning repository https://github.com/Darksecond/lox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Darksecond/lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarksecond%2Flox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarksecond%2Flox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e6136b58b271469a9e7df039f4875a887443b19
[INFO] checking Darksecond/lox against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarksecond%2Flox" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Darksecond/lox on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Darksecond/lox
[INFO] finished tweaking git repo https://github.com/Darksecond/lox
[INFO] tweaked toml for git repo https://github.com/Darksecond/lox written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Darksecond/lox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d2cfdac7cf5def86794804837b9ab0b714348b9f5d86a49fe73d5f635a27bd8
[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" "0d2cfdac7cf5def86794804837b9ab0b714348b9f5d86a49fe73d5f635a27bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d2cfdac7cf5def86794804837b9ab0b714348b9f5d86a49fe73d5f635a27bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d2cfdac7cf5def86794804837b9ab0b714348b9f5d86a49fe73d5f635a27bd8", kill_on_drop: false }`
[INFO] [stdout] 0d2cfdac7cf5def86794804837b9ab0b714348b9f5d86a49fe73d5f635a27bd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d2585c3ee83571659526e4685f97716cd76b2d137846be7d7e5ff8d01edb0d1
[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" "1d2585c3ee83571659526e4685f97716cd76b2d137846be7d7e5ff8d01edb0d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lox-syntax v0.1.0 (/opt/rustwide/workdir/lox-syntax)
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking lox-bytecode v0.1.0 (/opt/rustwide/workdir/lox-bytecode)
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]     Checking lox-vm v0.1.0 (/opt/rustwide/workdir/lox-vm)
[INFO] [stderr]     Checking lox-compiler v0.1.0 (/opt/rustwide/workdir/lox-compiler)
[INFO] [stderr]     Checking lox v0.1.0 (/opt/rustwide/workdir/lox)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.05s
[INFO] running `Command { std: "docker" "inspect" "1d2585c3ee83571659526e4685f97716cd76b2d137846be7d7e5ff8d01edb0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2585c3ee83571659526e4685f97716cd76b2d137846be7d7e5ff8d01edb0d1", kill_on_drop: false }`
[INFO] [stdout] 1d2585c3ee83571659526e4685f97716cd76b2d137846be7d7e5ff8d01edb0d1