[INFO] cloning repository https://github.com/davesag/rust-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davesag/rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavesag%2Frust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavesag%2Frust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79b643ef5a3afcbd764468f6f51c1e960f6489f5
[INFO] checking davesag/rust-tutorial against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavesag%2Frust-tutorial" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davesag/rust-tutorial on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davesag/rust-tutorial
[INFO] finished tweaking git repo https://github.com/davesag/rust-tutorial
[INFO] tweaked toml for git repo https://github.com/davesag/rust-tutorial written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/davesag/rust-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b0956c201965b7c0c67d4bf93db9fb11888bc2ce15ca3acba89e5b00e943181
[INFO] running `Command { std: "docker" "start" "-a" "6b0956c201965b7c0c67d4bf93db9fb11888bc2ce15ca3acba89e5b00e943181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b0956c201965b7c0c67d4bf93db9fb11888bc2ce15ca3acba89e5b00e943181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0956c201965b7c0c67d4bf93db9fb11888bc2ce15ca3acba89e5b00e943181", kill_on_drop: false }`
[INFO] [stdout] 6b0956c201965b7c0c67d4bf93db9fb11888bc2ce15ca3acba89e5b00e943181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34b585e61c323f50f80ef2946aa1bc7e864c9fa8a5b5bacb66605af89b0ceadd
[INFO] running `Command { std: "docker" "start" "-a" "34b585e61c323f50f80ef2946aa1bc7e864c9fa8a5b5bacb66605af89b0ceadd", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rust-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "34b585e61c323f50f80ef2946aa1bc7e864c9fa8a5b5bacb66605af89b0ceadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b585e61c323f50f80ef2946aa1bc7e864c9fa8a5b5bacb66605af89b0ceadd", kill_on_drop: false }`
[INFO] [stdout] 34b585e61c323f50f80ef2946aa1bc7e864c9fa8a5b5bacb66605af89b0ceadd