[INFO] fetching crate zuul 0.1.0...
[INFO] checking zuul-0.1.0 against try#8832a71d49053449d3904572ee8f2c79da2104ae for pr-95953
[INFO] extracting crate zuul 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate zuul 0.1.0 on toolchain 8832a71d49053449d3904572ee8f2c79da2104ae
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8832a71d49053449d3904572ee8f2c79da2104ae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zuul 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zuul 0.1.0
[INFO] tweaked toml for crates.io crate zuul 0.1.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate zuul 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8832a71d49053449d3904572ee8f2c79da2104ae" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+8832a71d49053449d3904572ee8f2c79da2104ae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf3e920cbb66eb2feaaead614a34f0d3e540a1703430c8dacb1af22980e72c24
[INFO] running `Command { std: "docker" "start" "-a" "cf3e920cbb66eb2feaaead614a34f0d3e540a1703430c8dacb1af22980e72c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf3e920cbb66eb2feaaead614a34f0d3e540a1703430c8dacb1af22980e72c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3e920cbb66eb2feaaead614a34f0d3e540a1703430c8dacb1af22980e72c24", kill_on_drop: false }`
[INFO] [stdout] cf3e920cbb66eb2feaaead614a34f0d3e540a1703430c8dacb1af22980e72c24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+8832a71d49053449d3904572ee8f2c79da2104ae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec0a52ab9506c36b738d8615dc52c3efcc7ff7e98e226c1d4dbb2117ffd84fb5
[INFO] running `Command { std: "docker" "start" "-a" "ec0a52ab9506c36b738d8615dc52c3efcc7ff7e98e226c1d4dbb2117ffd84fb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
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[INFO] [stderr]     Checking zuul v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling basic-cookies v0.1.4
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[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "ec0a52ab9506c36b738d8615dc52c3efcc7ff7e98e226c1d4dbb2117ffd84fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0a52ab9506c36b738d8615dc52c3efcc7ff7e98e226c1d4dbb2117ffd84fb5", kill_on_drop: false }`
[INFO] [stdout] ec0a52ab9506c36b738d8615dc52c3efcc7ff7e98e226c1d4dbb2117ffd84fb5