[INFO] fetching crate arrayvec 0.7.4...
[INFO] checking arrayvec-0.7.4 against master#020bbe46bdf613c0b8211984eaa8e5fe97d6c92d for pr-122960
[INFO] extracting crate arrayvec 0.7.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate arrayvec 0.7.4 on toolchain 020bbe46bdf613c0b8211984eaa8e5fe97d6c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrayvec 0.7.4
[INFO] finished tweaking crates.io crate arrayvec 0.7.4
[INFO] tweaked toml for crates.io crate arrayvec 0.7.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "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 zeroize v1.7.0
[INFO] [stderr]   Downloaded serde v1.0.197
[INFO] [stderr]   Downloaded syn v2.0.55
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded matches v0.1.10
[INFO] [stderr]   Downloaded proc-macro2 v1.0.79
[INFO] [stderr]   Downloaded quote v1.0.35
[INFO] [stderr]   Downloaded unicode-ident v1.0.12
[INFO] [stderr]   Downloaded serde_derive v1.0.197
[INFO] [stderr]   Downloaded serde_test v1.0.176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43a9a9b51a30196dae6e57b488c63b56a3e108b064171d32602804ee8d7c9311
[INFO] running `Command { std: "docker" "start" "-a" "43a9a9b51a30196dae6e57b488c63b56a3e108b064171d32602804ee8d7c9311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43a9a9b51a30196dae6e57b488c63b56a3e108b064171d32602804ee8d7c9311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a9a9b51a30196dae6e57b488c63b56a3e108b064171d32602804ee8d7c9311", kill_on_drop: false }`
[INFO] [stdout] 43a9a9b51a30196dae6e57b488c63b56a3e108b064171d32602804ee8d7c9311
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f336cea22bf0059700fd3ebf6e52d7a5272ecf0fd2c7d7119062300ec13c2ef6
[INFO] running `Command { std: "docker" "start" "-a" "f336cea22bf0059700fd3ebf6e52d7a5272ecf0fd2c7d7119062300ec13c2ef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking arrayvec v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "f336cea22bf0059700fd3ebf6e52d7a5272ecf0fd2c7d7119062300ec13c2ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f336cea22bf0059700fd3ebf6e52d7a5272ecf0fd2c7d7119062300ec13c2ef6", kill_on_drop: false }`
[INFO] [stdout] f336cea22bf0059700fd3ebf6e52d7a5272ecf0fd2c7d7119062300ec13c2ef6
[INFO] checking arrayvec-0.7.4 against try#8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde for pr-122960
[INFO] extracting crate arrayvec 0.7.4 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate arrayvec 0.7.4 on toolchain 8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrayvec 0.7.4
[INFO] finished tweaking crates.io crate arrayvec 0.7.4
[INFO] tweaked toml for crates.io crate arrayvec 0.7.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af26817d9b6530c326a22071f9e74ea1e632389151b9929ceb1147afc9d2d352
[INFO] running `Command { std: "docker" "start" "-a" "af26817d9b6530c326a22071f9e74ea1e632389151b9929ceb1147afc9d2d352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af26817d9b6530c326a22071f9e74ea1e632389151b9929ceb1147afc9d2d352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af26817d9b6530c326a22071f9e74ea1e632389151b9929ceb1147afc9d2d352", kill_on_drop: false }`
[INFO] [stdout] af26817d9b6530c326a22071f9e74ea1e632389151b9929ceb1147afc9d2d352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85875b7b4580e489092cae51edb293e8f6ed0a732fdbb49c4826f09c8af3fb22
[INFO] running `Command { std: "docker" "start" "-a" "85875b7b4580e489092cae51edb293e8f6ed0a732fdbb49c4826f09c8af3fb22", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "85875b7b4580e489092cae51edb293e8f6ed0a732fdbb49c4826f09c8af3fb22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85875b7b4580e489092cae51edb293e8f6ed0a732fdbb49c4826f09c8af3fb22", kill_on_drop: false }`
[INFO] [stdout] 85875b7b4580e489092cae51edb293e8f6ed0a732fdbb49c4826f09c8af3fb22