[INFO] fetching crate spellcast_solver 0.4.4...
[INFO] checking spellcast_solver-0.4.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate spellcast_solver 0.4.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate spellcast_solver 0.4.4
[INFO] finished tweaking crates.io crate spellcast_solver 0.4.4
[INFO] tweaked toml for crates.io crate spellcast_solver 0.4.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spellcast_solver 0.4.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spellcast_solver 0.4.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08b8421641e2a76d59ec0f0332158ac12a4c77d278ff6fe7a93ae83cb794b751
[INFO] running `Command { std: "docker" "start" "-a" "08b8421641e2a76d59ec0f0332158ac12a4c77d278ff6fe7a93ae83cb794b751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b8421641e2a76d59ec0f0332158ac12a4c77d278ff6fe7a93ae83cb794b751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b8421641e2a76d59ec0f0332158ac12a4c77d278ff6fe7a93ae83cb794b751", kill_on_drop: false }`
[INFO] [stdout] 08b8421641e2a76d59ec0f0332158ac12a4c77d278ff6fe7a93ae83cb794b751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a8fbe9284b6fd0e50753582383a4c50722450ea9fb659008a9d92588800e02c
[INFO] running `Command { std: "docker" "start" "-a" "4a8fbe9284b6fd0e50753582383a4c50722450ea9fb659008a9d92588800e02c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking spellcast_solver v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.16s
[INFO] running `Command { std: "docker" "inspect" "4a8fbe9284b6fd0e50753582383a4c50722450ea9fb659008a9d92588800e02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8fbe9284b6fd0e50753582383a4c50722450ea9fb659008a9d92588800e02c", kill_on_drop: false }`
[INFO] [stdout] 4a8fbe9284b6fd0e50753582383a4c50722450ea9fb659008a9d92588800e02c