[INFO] fetching crate rust_cast 0.18.1...
[INFO] checking rust_cast-0.18.1 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate rust_cast 0.18.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rust_cast 0.18.1 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_cast 0.18.1
[INFO] finished tweaking crates.io crate rust_cast 0.18.1
[INFO] tweaked toml for crates.io crate rust_cast 0.18.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate rust_cast 0.18.1 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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-support v3.2.0
[INFO] [stderr]   Downloaded protobuf-parse v3.2.0
[INFO] [stderr]   Downloaded docopt v1.1.1
[INFO] [stderr]   Downloaded protobuf v3.2.0
[INFO] [stderr]   Downloaded protobuf-codegen v3.2.0
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42c280c035a9d661e2383a6038f90d2f4ac8389716f11c21777765ee551c8da8
[INFO] running `Command { std: "docker" "start" "-a" "42c280c035a9d661e2383a6038f90d2f4ac8389716f11c21777765ee551c8da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c280c035a9d661e2383a6038f90d2f4ac8389716f11c21777765ee551c8da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c280c035a9d661e2383a6038f90d2f4ac8389716f11c21777765ee551c8da8", kill_on_drop: false }`
[INFO] [stdout] 42c280c035a9d661e2383a6038f90d2f4ac8389716f11c21777765ee551c8da8
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b1a557e11717c2cb81fc9c9f5e86ccd52982c20d5a8d148312cc0630a44988a
[INFO] running `Command { std: "docker" "start" "-a" "0b1a557e11717c2cb81fc9c9f5e86ccd52982c20d5a8d148312cc0630a44988a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling protobuf v3.2.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]     Checking is-terminal v0.4.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling protobuf-support v3.2.0
[INFO] [stderr]    Compiling protobuf-parse v3.2.0
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]    Compiling protobuf-codegen v3.2.0
[INFO] [stderr]    Compiling rust_cast v0.18.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.19s
[INFO] running `Command { std: "docker" "inspect" "0b1a557e11717c2cb81fc9c9f5e86ccd52982c20d5a8d148312cc0630a44988a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1a557e11717c2cb81fc9c9f5e86ccd52982c20d5a8d148312cc0630a44988a", kill_on_drop: false }`
[INFO] [stdout] 0b1a557e11717c2cb81fc9c9f5e86ccd52982c20d5a8d148312cc0630a44988a