[INFO] fetching crate let_or_return 1.0.2...
[INFO] checking let_or_return-1.0.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate let_or_return 1.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate let_or_return 1.0.2
[INFO] finished tweaking crates.io crate let_or_return 1.0.2
[INFO] tweaked toml for crates.io crate let_or_return 1.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate let_or_return 1.0.2 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 24 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded macrotest v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c6412c4b303b26a468982d6c929b8bae2bdab1449d141e14952692d58bdaca50
[INFO] running `Command { std: "docker" "start" "-a" "c6412c4b303b26a468982d6c929b8bae2bdab1449d141e14952692d58bdaca50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6412c4b303b26a468982d6c929b8bae2bdab1449d141e14952692d58bdaca50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6412c4b303b26a468982d6c929b8bae2bdab1449d141e14952692d58bdaca50", kill_on_drop: false }`
[INFO] [stdout] c6412c4b303b26a468982d6c929b8bae2bdab1449d141e14952692d58bdaca50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d36d3a16b203943461695c461d85da99ced61290df70e2f9a6592ef579d810c4
[INFO] running `Command { std: "docker" "start" "-a" "d36d3a16b203943461695c461d85da99ced61290df70e2f9a6592ef579d810c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking let_or_return v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking toml_parser v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking toml v0.9.5
[INFO] [stderr]     Checking macrotest v1.2.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.59s
[INFO] running `Command { std: "docker" "inspect" "d36d3a16b203943461695c461d85da99ced61290df70e2f9a6592ef579d810c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36d3a16b203943461695c461d85da99ced61290df70e2f9a6592ef579d810c4", kill_on_drop: false }`
[INFO] [stdout] d36d3a16b203943461695c461d85da99ced61290df70e2f9a6592ef579d810c4