[INFO] cloning repository https://github.com/kobalazs/docker-puzzles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kobalazs/docker-puzzles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobalazs%2Fdocker-puzzles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobalazs%2Fdocker-puzzles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1321f26d2e17f69a0df35ea37f771d1f1c498ab
[INFO] checking kobalazs/docker-puzzles against master#b389b0ab72cb0aa9acf4df0ae0c0e12090782da9 for pr-128351-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobalazs%2Fdocker-puzzles" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kobalazs/docker-puzzles on toolchain b389b0ab72cb0aa9acf4df0ae0c0e12090782da9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kobalazs/docker-puzzles
[INFO] finished tweaking git repo https://github.com/kobalazs/docker-puzzles
[INFO] tweaked toml for git repo https://github.com/kobalazs/docker-puzzles written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kobalazs/docker-puzzles 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" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v2.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00e4b5a5c71d8768701fb9aed331b69f144e898a17232765e8074c328193c1ff
[INFO] running `Command { std: "docker" "start" "-a" "00e4b5a5c71d8768701fb9aed331b69f144e898a17232765e8074c328193c1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00e4b5a5c71d8768701fb9aed331b69f144e898a17232765e8074c328193c1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e4b5a5c71d8768701fb9aed331b69f144e898a17232765e8074c328193c1ff", kill_on_drop: false }`
[INFO] [stdout] 00e4b5a5c71d8768701fb9aed331b69f144e898a17232765e8074c328193c1ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffa53021fc3f9fe2620285117b17ec43cc00da2009d49dd0d682e1bfacc2f881
[INFO] running `Command { std: "docker" "start" "-a" "ffa53021fc3f9fe2620285117b17ec43cc00da2009d49dd0d682e1bfacc2f881", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking docker-puzzles v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `Command { std: "docker" "inspect" "ffa53021fc3f9fe2620285117b17ec43cc00da2009d49dd0d682e1bfacc2f881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffa53021fc3f9fe2620285117b17ec43cc00da2009d49dd0d682e1bfacc2f881", kill_on_drop: false }`
[INFO] [stdout] ffa53021fc3f9fe2620285117b17ec43cc00da2009d49dd0d682e1bfacc2f881
[INFO] checking kobalazs/docker-puzzles against try#16d823b1c168ce52c66ccc00dfd686f775a45c65 for pr-128351-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobalazs%2Fdocker-puzzles" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kobalazs/docker-puzzles on toolchain 16d823b1c168ce52c66ccc00dfd686f775a45c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kobalazs/docker-puzzles
[INFO] finished tweaking git repo https://github.com/kobalazs/docker-puzzles
[INFO] tweaked toml for git repo https://github.com/kobalazs/docker-puzzles written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kobalazs/docker-puzzles 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" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68c0ff8dab09578ff79e13e6e39fd4471db96953be8936e476750f2ecdf6a225
[INFO] running `Command { std: "docker" "start" "-a" "68c0ff8dab09578ff79e13e6e39fd4471db96953be8936e476750f2ecdf6a225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68c0ff8dab09578ff79e13e6e39fd4471db96953be8936e476750f2ecdf6a225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c0ff8dab09578ff79e13e6e39fd4471db96953be8936e476750f2ecdf6a225", kill_on_drop: false }`
[INFO] [stdout] 68c0ff8dab09578ff79e13e6e39fd4471db96953be8936e476750f2ecdf6a225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff27779e2ab711e69d89870f2e85b3722afd954b191e77de5b25ee1a28ef0ef3
[INFO] running `Command { std: "docker" "start" "-a" "ff27779e2ab711e69d89870f2e85b3722afd954b191e77de5b25ee1a28ef0ef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking docker-puzzles v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "ff27779e2ab711e69d89870f2e85b3722afd954b191e77de5b25ee1a28ef0ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff27779e2ab711e69d89870f2e85b3722afd954b191e77de5b25ee1a28ef0ef3", kill_on_drop: false }`
[INFO] [stdout] ff27779e2ab711e69d89870f2e85b3722afd954b191e77de5b25ee1a28ef0ef3