[INFO] fetching crate kobject-uevent 0.1.1...
[INFO] checking kobject-uevent-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate kobject-uevent 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate kobject-uevent 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kobject-uevent 0.1.1
[INFO] finished tweaking crates.io crate kobject-uevent 0.1.1
[INFO] tweaked toml for crates.io crate kobject-uevent 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate kobject-uevent 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4952ee20080394a112d3f4e19d4765f9db2d0384cac00a4cad45b4ef7bc657a5
[INFO] running `Command { std: "docker" "start" "-a" "4952ee20080394a112d3f4e19d4765f9db2d0384cac00a4cad45b4ef7bc657a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4952ee20080394a112d3f4e19d4765f9db2d0384cac00a4cad45b4ef7bc657a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4952ee20080394a112d3f4e19d4765f9db2d0384cac00a4cad45b4ef7bc657a5", kill_on_drop: false }`
[INFO] [stdout] 4952ee20080394a112d3f4e19d4765f9db2d0384cac00a4cad45b4ef7bc657a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efca2ffd7817eeff31f45d2fd47321d0b330b6b2cb6d459b2016f25abf4874ca
[INFO] running `Command { std: "docker" "start" "-a" "efca2ffd7817eeff31f45d2fd47321d0b330b6b2cb6d459b2016f25abf4874ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking kobject-uevent v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking netlink-sys v0.8.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "efca2ffd7817eeff31f45d2fd47321d0b330b6b2cb6d459b2016f25abf4874ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efca2ffd7817eeff31f45d2fd47321d0b330b6b2cb6d459b2016f25abf4874ca", kill_on_drop: false }`
[INFO] [stdout] efca2ffd7817eeff31f45d2fd47321d0b330b6b2cb6d459b2016f25abf4874ca
[INFO] checking kobject-uevent-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate kobject-uevent 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate kobject-uevent 0.1.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kobject-uevent 0.1.1
[INFO] finished tweaking crates.io crate kobject-uevent 0.1.1
[INFO] tweaked toml for crates.io crate kobject-uevent 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate kobject-uevent 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fd117c83533a27370498f6085c39ccd68f7a23aa15c40b095175c9cdd2bb364
[INFO] running `Command { std: "docker" "start" "-a" "0fd117c83533a27370498f6085c39ccd68f7a23aa15c40b095175c9cdd2bb364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fd117c83533a27370498f6085c39ccd68f7a23aa15c40b095175c9cdd2bb364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd117c83533a27370498f6085c39ccd68f7a23aa15c40b095175c9cdd2bb364", kill_on_drop: false }`
[INFO] [stdout] 0fd117c83533a27370498f6085c39ccd68f7a23aa15c40b095175c9cdd2bb364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2817aa5c5236c34032c2f829c7a427645c22d9d390fe313ea0c709d39108b80b
[INFO] running `Command { std: "docker" "start" "-a" "2817aa5c5236c34032c2f829c7a427645c22d9d390fe313ea0c709d39108b80b", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking kobject-uevent v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking netlink-sys v0.8.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "2817aa5c5236c34032c2f829c7a427645c22d9d390fe313ea0c709d39108b80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2817aa5c5236c34032c2f829c7a427645c22d9d390fe313ea0c709d39108b80b", kill_on_drop: false }`
[INFO] [stdout] 2817aa5c5236c34032c2f829c7a427645c22d9d390fe313ea0c709d39108b80b