[INFO] cloning repository https://github.com/avl/arcshift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avl/arcshift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favl%2Farcshift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favl%2Farcshift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 665e41d351b819c68eb7ae8da563604723c78f1f
[INFO] checking avl/arcshift/665e41d351b819c68eb7ae8da563604723c78f1f against master#b52edc25bfbaa955b4b83c10f998e5224c3478b2 for pr-156776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favl%2Farcshift" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/avl/arcshift
[INFO] finished tweaking git repo https://github.com/avl/arcshift
[INFO] tweaked toml for git repo https://github.com/avl/arcshift written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/avl/arcshift on toolchain b52edc25bfbaa955b4b83c10f998e5224c3478b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 111 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding half v2.4.1 (available: v2.7.1)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding rayon v1.7.0 (available: v1.12.0)
[INFO] [stderr]       Adding rayon-core v1.11.0 (available: v1.13.0)
[INFO] [stderr]       Adding shuttle v0.7.1 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owo-colors v3.5.0
[INFO] [stderr]   Downloaded mutants v0.0.4
[INFO] [stderr]   Downloaded assoc v0.1.3
[INFO] [stderr]   Downloaded shuttle v0.7.1
[INFO] [stderr]   Downloaded rayon-core v1.11.0
[INFO] [stderr]   Downloaded rayon v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27f630cac3e78d257480ec6effcaf0502ad8684549e9a1a45d14f6daaff77f32
[INFO] running `Command { std: "docker" "start" "-a" "27f630cac3e78d257480ec6effcaf0502ad8684549e9a1a45d14f6daaff77f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27f630cac3e78d257480ec6effcaf0502ad8684549e9a1a45d14f6daaff77f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27f630cac3e78d257480ec6effcaf0502ad8684549e9a1a45d14f6daaff77f32", kill_on_drop: false }`
[INFO] [stdout] 27f630cac3e78d257480ec6effcaf0502ad8684549e9a1a45d14f6daaff77f32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b52edc25bfbaa955b4b83c10f998e5224c3478b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37f789911984dd90820e936a115cc963cfcea6d6126e4d00989511ff78a8551b
[INFO] running `Command { std: "docker" "start" "-a" "37f789911984dd90820e936a115cc963cfcea6d6126e4d00989511ff78a8551b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking arcshift v0.4.2 (/opt/rustwide/workdir/arcshift)
[INFO] [stderr]    Compiling zerocopy v0.8.50
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking arc-swap v1.9.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling mutants v0.0.4
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking arcshift_example v0.1.0 (/opt/rustwide/workdir/arcshift_example)
[INFO] [stderr]     Checking arcshift_nostd_example v0.1.0 (/opt/rustwide/workdir/arcshift_nostd_example)
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking arcshift_bench v0.1.0 (/opt/rustwide/workdir/arcshift_bench)
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.61s
[INFO] running `Command { std: "docker" "inspect" "37f789911984dd90820e936a115cc963cfcea6d6126e4d00989511ff78a8551b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f789911984dd90820e936a115cc963cfcea6d6126e4d00989511ff78a8551b", kill_on_drop: false }`
[INFO] [stdout] 37f789911984dd90820e936a115cc963cfcea6d6126e4d00989511ff78a8551b