[INFO] cloning repository https://github.com/t-mart/huffman-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-mart/huffman-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-mart%2Fhuffman-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-mart%2Fhuffman-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06605fe365365c800fa30e0c4865a6cff00ac13a
[INFO] checking t-mart/huffman-rs against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-mart%2Fhuffman-rs" "/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/t-mart/huffman-rs on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/t-mart/huffman-rs
[INFO] finished tweaking git repo https://github.com/t-mart/huffman-rs
[INFO] tweaked toml for git repo https://github.com/t-mart/huffman-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/t-mart/huffman-rs 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded portable-atomic v1.4.3
[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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8148a8b36a95d64c4d654c8b41c7fe7ce43405028319207b2fd1d049bbce6259
[INFO] running `Command { std: "docker" "start" "-a" "8148a8b36a95d64c4d654c8b41c7fe7ce43405028319207b2fd1d049bbce6259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8148a8b36a95d64c4d654c8b41c7fe7ce43405028319207b2fd1d049bbce6259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8148a8b36a95d64c4d654c8b41c7fe7ce43405028319207b2fd1d049bbce6259", kill_on_drop: false }`
[INFO] [stdout] 8148a8b36a95d64c4d654c8b41c7fe7ce43405028319207b2fd1d049bbce6259
[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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c81fbf55b3749ea3c62c3a0afda3f1f3404e73849e3bf5077ca52f2d0c61850d
[INFO] running `Command { std: "docker" "start" "-a" "c81fbf55b3749ea3c62c3a0afda3f1f3404e73849e3bf5077ca52f2d0c61850d", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking huffman-text v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "c81fbf55b3749ea3c62c3a0afda3f1f3404e73849e3bf5077ca52f2d0c61850d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81fbf55b3749ea3c62c3a0afda3f1f3404e73849e3bf5077ca52f2d0c61850d", kill_on_drop: false }`
[INFO] [stdout] c81fbf55b3749ea3c62c3a0afda3f1f3404e73849e3bf5077ca52f2d0c61850d
[INFO] checking t-mart/huffman-rs against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-mart%2Fhuffman-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t-mart/huffman-rs on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/t-mart/huffman-rs
[INFO] finished tweaking git repo https://github.com/t-mart/huffman-rs
[INFO] tweaked toml for git repo https://github.com/t-mart/huffman-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/t-mart/huffman-rs 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ee3e9f0e7ba0c02215c9d84d0d4d3b062bd982f6f488e2d9681b08eef64a8ef
[INFO] running `Command { std: "docker" "start" "-a" "1ee3e9f0e7ba0c02215c9d84d0d4d3b062bd982f6f488e2d9681b08eef64a8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ee3e9f0e7ba0c02215c9d84d0d4d3b062bd982f6f488e2d9681b08eef64a8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee3e9f0e7ba0c02215c9d84d0d4d3b062bd982f6f488e2d9681b08eef64a8ef", kill_on_drop: false }`
[INFO] [stdout] 1ee3e9f0e7ba0c02215c9d84d0d4d3b062bd982f6f488e2d9681b08eef64a8ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4445e3a1963abde90605b94c79f4b45f03fbffc8aefd8905a95beafdc8a05e16
[INFO] running `Command { std: "docker" "start" "-a" "4445e3a1963abde90605b94c79f4b45f03fbffc8aefd8905a95beafdc8a05e16", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking huffman-text v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "4445e3a1963abde90605b94c79f4b45f03fbffc8aefd8905a95beafdc8a05e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4445e3a1963abde90605b94c79f4b45f03fbffc8aefd8905a95beafdc8a05e16", kill_on_drop: false }`
[INFO] [stdout] 4445e3a1963abde90605b94c79f4b45f03fbffc8aefd8905a95beafdc8a05e16