[INFO] fetching crate if-watch 0.2.2...
[INFO] checking if-watch-0.2.2 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate if-watch 0.2.2 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate if-watch 0.2.2 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate if-watch 0.2.2
[INFO] finished tweaking crates.io crate if-watch 0.2.2
[INFO] tweaked toml for crates.io crate if-watch 0.2.2 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate if-watch 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 fastrand v1.4.0
[INFO] [stderr]   Downloaded if-addrs v0.6.5
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded nb-connect v1.1.0
[INFO] [stderr]   Downloaded vec-arena v1.1.0
[INFO] [stderr]   Downloaded if-addrs-sys v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11229e370e8cb1b07fe79a9f4e95bc6f59f4bc4aaee337d38b52c40fd4ecdf7d
[INFO] running `Command { std: "docker" "start" "-a" "11229e370e8cb1b07fe79a9f4e95bc6f59f4bc4aaee337d38b52c40fd4ecdf7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11229e370e8cb1b07fe79a9f4e95bc6f59f4bc4aaee337d38b52c40fd4ecdf7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11229e370e8cb1b07fe79a9f4e95bc6f59f4bc4aaee337d38b52c40fd4ecdf7d", kill_on_drop: false }`
[INFO] [stdout] 11229e370e8cb1b07fe79a9f4e95bc6f59f4bc4aaee337d38b52c40fd4ecdf7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1df196e5d877bdc4bf4bf2583bbb8e812588319a6efa1fad655febec879296cf
[INFO] running `Command { std: "docker" "start" "-a" "1df196e5d877bdc4bf4bf2583bbb8e812588319a6efa1fad655febec879296cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nb-connect v1.1.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking if-watch v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.80s
[INFO] running `Command { std: "docker" "inspect" "1df196e5d877bdc4bf4bf2583bbb8e812588319a6efa1fad655febec879296cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df196e5d877bdc4bf4bf2583bbb8e812588319a6efa1fad655febec879296cf", kill_on_drop: false }`
[INFO] [stdout] 1df196e5d877bdc4bf4bf2583bbb8e812588319a6efa1fad655febec879296cf