[INFO] cloning repository https://github.com/tiby312/steer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tiby312/steer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiby312%2Fsteer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiby312%2Fsteer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e56cb222c9e1b0c81356ac9d6a7f4b4c22f55b8
[INFO] checking tiby312/steer against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiby312%2Fsteer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tiby312/steer on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tiby312/steer
[INFO] finished tweaking git repo https://github.com/tiby312/steer
[INFO] tweaked toml for git repo https://github.com/tiby312/steer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/tiby312/dinotree_alg`
[INFO] [stderr]     Updating git repository `https://github.com/tiby312/duckduckgeo`
[INFO] [stderr]     Updating git repository `https://github.com/tiby312/seq_impulse`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded more-asserts v0.2.1
[INFO] [stderr]   Downloaded retain_mut v0.1.1
[INFO] [stderr]   Downloaded bincode v1.3.1
[INFO] [stderr]   Downloaded is_sorted v0.1.1
[INFO] [stderr]   Downloaded primitive-from v1.0.2
[INFO] [stderr]   Downloaded roots v0.0.6
[INFO] [stderr]   Downloaded axgeom v1.6.6
[INFO] [stderr]   Downloaded compt v1.6.1
[INFO] [stderr]   Downloaded dists v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aa6cf71d415d955bbc217dce80859844392e08a334a62af84cfcc8219efde23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6aa6cf71d415d955bbc217dce80859844392e08a334a62af84cfcc8219efde23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa6cf71d415d955bbc217dce80859844392e08a334a62af84cfcc8219efde23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa6cf71d415d955bbc217dce80859844392e08a334a62af84cfcc8219efde23", kill_on_drop: false }`
[INFO] [stdout] 6aa6cf71d415d955bbc217dce80859844392e08a334a62af84cfcc8219efde23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fad1fbbb7f8f38772fd59b6b1d997f5bfe2bbae47b4e212e8576650b677e0b6e
[INFO] running `Command { std: "docker" "start" "-a" "fad1fbbb7f8f38772fd59b6b1d997f5bfe2bbae47b4e212e8576650b677e0b6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking primitive-from v1.0.2
[INFO] [stderr]     Checking roots v0.0.6
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking compt v1.6.1
[INFO] [stderr]     Checking is_sorted v0.1.1
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]     Checking retain_mut v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking axgeom v1.6.6
[INFO] [stderr]     Checking dists v0.3.1
[INFO] [stderr]     Checking dinotree_alg v0.8.11 (https://github.com/tiby312/dinotree_alg#55b0ba0b)
[INFO] [stderr]     Checking duckduckgeo v0.4.1 (https://github.com/tiby312/duckduckgeo#66f41075)
[INFO] [stderr]     Checking seq_impulse v0.1.0 (https://github.com/tiby312/seq_impulse#cdd7dd0f)
[INFO] [stderr]     Checking steer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.56s
[INFO] running `Command { std: "docker" "inspect" "fad1fbbb7f8f38772fd59b6b1d997f5bfe2bbae47b4e212e8576650b677e0b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad1fbbb7f8f38772fd59b6b1d997f5bfe2bbae47b4e212e8576650b677e0b6e", kill_on_drop: false }`
[INFO] [stdout] fad1fbbb7f8f38772fd59b6b1d997f5bfe2bbae47b4e212e8576650b677e0b6e