[INFO] cloning repository https://github.com/jmckinny/rust_bst
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmckinny/rust_bst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmckinny%2Frust_bst", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmckinny%2Frust_bst'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3b5ec20641f842f466724da25481d55f67a4eb9
[INFO] checking jmckinny/rust_bst against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmckinny%2Frust_bst" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmckinny/rust_bst on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmckinny/rust_bst
[INFO] finished tweaking git repo https://github.com/jmckinny/rust_bst
[INFO] tweaked toml for git repo https://github.com/jmckinny/rust_bst written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/jmckinny/rust_bst already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fffc3a70824bc1ac4928d9c7b5f0a799e59973ccdf12899991d5f908e082dc6d
[INFO] running `Command { std: "docker" "start" "-a" "fffc3a70824bc1ac4928d9c7b5f0a799e59973ccdf12899991d5f908e082dc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fffc3a70824bc1ac4928d9c7b5f0a799e59973ccdf12899991d5f908e082dc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fffc3a70824bc1ac4928d9c7b5f0a799e59973ccdf12899991d5f908e082dc6d", kill_on_drop: false }`
[INFO] [stdout] fffc3a70824bc1ac4928d9c7b5f0a799e59973ccdf12899991d5f908e082dc6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5bd05c27612e715213891658ad7591a4190f84530bb82a0b4d65d739f2c0d89
[INFO] running `Command { std: "docker" "start" "-a" "f5bd05c27612e715213891658ad7591a4190f84530bb82a0b4d65d739f2c0d89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[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 tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.83s
[INFO] running `Command { std: "docker" "inspect" "f5bd05c27612e715213891658ad7591a4190f84530bb82a0b4d65d739f2c0d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bd05c27612e715213891658ad7591a4190f84530bb82a0b4d65d739f2c0d89", kill_on_drop: false }`
[INFO] [stdout] f5bd05c27612e715213891658ad7591a4190f84530bb82a0b4d65d739f2c0d89