[INFO] fetching crate maybe 0.1.1...
[INFO] checking maybe-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate maybe 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate maybe 0.1.1
[INFO] finished tweaking crates.io crate maybe 0.1.1
[INFO] tweaked toml for crates.io crate maybe 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate maybe 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 109 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94e55e1e7f888ba03eee8fe16b67f4da39a9635804a25bd01b370e66f2c8611a
[INFO] running `Command { std: "docker" "start" "-a" "94e55e1e7f888ba03eee8fe16b67f4da39a9635804a25bd01b370e66f2c8611a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94e55e1e7f888ba03eee8fe16b67f4da39a9635804a25bd01b370e66f2c8611a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94e55e1e7f888ba03eee8fe16b67f4da39a9635804a25bd01b370e66f2c8611a", kill_on_drop: false }`
[INFO] [stdout] 94e55e1e7f888ba03eee8fe16b67f4da39a9635804a25bd01b370e66f2c8611a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d88b552694cd70cad532ec11d7222c4d4e891e3d08b10a53bdd605f36b8196e
[INFO] running `Command { std: "docker" "start" "-a" "0d88b552694cd70cad532ec11d7222c4d4e891e3d08b10a53bdd605f36b8196e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking maybe v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "0d88b552694cd70cad532ec11d7222c4d4e891e3d08b10a53bdd605f36b8196e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d88b552694cd70cad532ec11d7222c4d4e891e3d08b10a53bdd605f36b8196e", kill_on_drop: false }`
[INFO] [stdout] 0d88b552694cd70cad532ec11d7222c4d4e891e3d08b10a53bdd605f36b8196e