[INFO] cloning repository https://github.com/lelandbatey/rust_buddhabrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lelandbatey/rust_buddhabrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flelandbatey%2Frust_buddhabrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flelandbatey%2Frust_buddhabrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d863a5e6ab9d61dc14b7a20f7fff4c71580f1a3
[INFO] checking lelandbatey/rust_buddhabrot against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flelandbatey%2Frust_buddhabrot" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lelandbatey/rust_buddhabrot on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lelandbatey/rust_buddhabrot
[INFO] finished tweaking git repo https://github.com/lelandbatey/rust_buddhabrot
[INFO] tweaked toml for git repo https://github.com/lelandbatey/rust_buddhabrot written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lelandbatey/rust_buddhabrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v3.1.0
[INFO] [stderr]   Downloaded serde v1.0.8
[INFO] [stderr]   Downloaded serde_derive v1.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a37023ca63d8c0c58630336da7ad2ee0ebda3aee243b6f287882cd5a7e8eacd1
[INFO] running `Command { std: "docker" "start" "-a" "a37023ca63d8c0c58630336da7ad2ee0ebda3aee243b6f287882cd5a7e8eacd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a37023ca63d8c0c58630336da7ad2ee0ebda3aee243b6f287882cd5a7e8eacd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37023ca63d8c0c58630336da7ad2ee0ebda3aee243b6f287882cd5a7e8eacd1", kill_on_drop: false }`
[INFO] [stdout] a37023ca63d8c0c58630336da7ad2ee0ebda3aee243b6f287882cd5a7e8eacd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fa6e84aa0d30e212a006254db8ac0d7500a154eca33e44c762d3d0f29308c32
[INFO] running `Command { std: "docker" "start" "-a" "5fa6e84aa0d30e212a006254db8ac0d7500a154eca33e44c762d3d0f29308c32", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rayon-core v1.0.0
[INFO] [stderr]     Checking deque v0.3.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking adler32 v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking deflate v0.7.9
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.1.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking gif v0.9.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rayon v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking num-complex v0.1.37
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking jpeg-decoder v0.1.12
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.8
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking buddhabrot v0.1.0 (/opt/rustwide/workdir/buddhabrot)
[INFO] [stderr]     Checking trajectory-gen v0.1.0 (/opt/rustwide/workdir/trajectory-gen)
[INFO] [stderr]     Checking trajectory-render v0.1.0 (/opt/rustwide/workdir/trajectory-render)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "5fa6e84aa0d30e212a006254db8ac0d7500a154eca33e44c762d3d0f29308c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa6e84aa0d30e212a006254db8ac0d7500a154eca33e44c762d3d0f29308c32", kill_on_drop: false }`
[INFO] [stdout] 5fa6e84aa0d30e212a006254db8ac0d7500a154eca33e44c762d3d0f29308c32