[INFO] cloning repository https://github.com/rotty/poco-scheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rotty/poco-scheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotty%2Fpoco-scheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotty%2Fpoco-scheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25a7e5e80d35f5b9b28c32459010443d85b2e5f2
[INFO] checking rotty/poco-scheme against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotty%2Fpoco-scheme" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rotty/poco-scheme on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rotty/poco-scheme
[INFO] finished tweaking git repo https://github.com/rotty/poco-scheme
[INFO] tweaked toml for git repo https://github.com/rotty/poco-scheme written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rotty/poco-scheme 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded log v0.4.7
[INFO] [stderr]   Downloaded gc v0.3.3
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.8
[INFO] [stderr]   Downloaded syn v0.15.40
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded lexpr v0.2.3
[INFO] [stderr]   Downloaded lexpr-macros v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cd5cab32fa451cfb83e5a102a3d92f26b72d1519e0300b9b2797c71bf5f6627
[INFO] running `Command { std: "docker" "start" "-a" "1cd5cab32fa451cfb83e5a102a3d92f26b72d1519e0300b9b2797c71bf5f6627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd5cab32fa451cfb83e5a102a3d92f26b72d1519e0300b9b2797c71bf5f6627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd5cab32fa451cfb83e5a102a3d92f26b72d1519e0300b9b2797c71bf5f6627", kill_on_drop: false }`
[INFO] [stdout] 1cd5cab32fa451cfb83e5a102a3d92f26b72d1519e0300b9b2797c71bf5f6627
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d06c19a312cd03f2eb52918bbb45c52765a0580aba47f027cc1cf7a7cc425b
[INFO] running `Command { std: "docker" "start" "-a" "a0d06c19a312cd03f2eb52918bbb45c52765a0580aba47f027cc1cf7a7cc425b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking gc v0.3.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling lexpr-macros v0.2.0
[INFO] [stderr]     Checking lexpr v0.2.3
[INFO] [stderr]     Checking poco-scheme v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "a0d06c19a312cd03f2eb52918bbb45c52765a0580aba47f027cc1cf7a7cc425b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d06c19a312cd03f2eb52918bbb45c52765a0580aba47f027cc1cf7a7cc425b", kill_on_drop: false }`
[INFO] [stdout] a0d06c19a312cd03f2eb52918bbb45c52765a0580aba47f027cc1cf7a7cc425b