[INFO] fetching crate alto_logger 0.3.7...
[INFO] checking alto_logger-0.3.7 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate alto_logger 0.3.7 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate alto_logger 0.3.7 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 alto_logger 0.3.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate alto_logger 0.3.7
[INFO] tweaked toml for crates.io crate alto_logger 0.3.7 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate crates.io crate alto_logger 0.3.7 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 time v0.2.10
[INFO] [stderr]   Downloaded standback v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 4184ec31a796a1bdc8eef0a6ac6285abed4d94c974c8a55ec0db83121cfa74d7
[INFO] running `Command { std: "docker" "start" "-a" "4184ec31a796a1bdc8eef0a6ac6285abed4d94c974c8a55ec0db83121cfa74d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4184ec31a796a1bdc8eef0a6ac6285abed4d94c974c8a55ec0db83121cfa74d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4184ec31a796a1bdc8eef0a6ac6285abed4d94c974c8a55ec0db83121cfa74d7", kill_on_drop: false }`
[INFO] [stdout] 4184ec31a796a1bdc8eef0a6ac6285abed4d94c974c8a55ec0db83121cfa74d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 9a0481e2bded2feb0bad4e829e2db5ce560c64d6d3b9417fda83715b51dc9155
[INFO] running `Command { std: "docker" "start" "-a" "9a0481e2bded2feb0bad4e829e2db5ce560c64d6d3b9417fda83715b51dc9155", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking alto_logger v0.3.7 (/opt/rustwide/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 18.08s
[INFO] running `Command { std: "docker" "inspect" "9a0481e2bded2feb0bad4e829e2db5ce560c64d6d3b9417fda83715b51dc9155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a0481e2bded2feb0bad4e829e2db5ce560c64d6d3b9417fda83715b51dc9155", kill_on_drop: false }`
[INFO] [stdout] 9a0481e2bded2feb0bad4e829e2db5ce560c64d6d3b9417fda83715b51dc9155