[INFO] fetching crate tree_magic 0.2.3...
[INFO] checking tree_magic-0.2.3 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate tree_magic 0.2.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tree_magic 0.2.3 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 crates.io crate tree_magic 0.2.3
[INFO] finished tweaking crates.io crate tree_magic 0.2.3
[INFO] tweaked toml for crates.io crate tree_magic 0.2.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate tree_magic 0.2.3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 667ab6f75bacda266edfa2b0a21ec98b3d56c9d0d6bb43ba899515027b55f264
[INFO] running `Command { std: "docker" "start" "-a" "667ab6f75bacda266edfa2b0a21ec98b3d56c9d0d6bb43ba899515027b55f264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "667ab6f75bacda266edfa2b0a21ec98b3d56c9d0d6bb43ba899515027b55f264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667ab6f75bacda266edfa2b0a21ec98b3d56c9d0d6bb43ba899515027b55f264", kill_on_drop: false }`
[INFO] [stdout] 667ab6f75bacda266edfa2b0a21ec98b3d56c9d0d6bb43ba899515027b55f264
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 30a56a508ec6f339f26e5a87dd47b7e7a6bf62a802236129d990c437a4e4e0c3
[INFO] running `Command { std: "docker" "start" "-a" "30a56a508ec6f339f26e5a87dd47b7e7a6bf62a802236129d990c437a4e4e0c3", 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]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking tree_magic v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "30a56a508ec6f339f26e5a87dd47b7e7a6bf62a802236129d990c437a4e4e0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30a56a508ec6f339f26e5a87dd47b7e7a6bf62a802236129d990c437a4e4e0c3", kill_on_drop: false }`
[INFO] [stdout] 30a56a508ec6f339f26e5a87dd47b7e7a6bf62a802236129d990c437a4e4e0c3