[INFO] fetching crate mine_data_structs 1.0.3...
[INFO] checking mine_data_structs-1.0.3 against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857
[INFO] extracting crate mine_data_structs 1.0.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mine_data_structs 1.0.3
[INFO] finished tweaking crates.io crate mine_data_structs 1.0.3
[INFO] tweaked toml for crates.io crate mine_data_structs 1.0.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mine_data_structs 1.0.3 on toolchain 723ab942d877517caf445dafde0416803ef56501
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mine_data_structs 1.0.3 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" "+723ab942d877517caf445dafde0416803ef56501" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fff45c4b59f434cf4c1530458c59828c12ba812effb3d8e694b1102dcd54a1a
[INFO] running `Command { std: "docker" "start" "-a" "6fff45c4b59f434cf4c1530458c59828c12ba812effb3d8e694b1102dcd54a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fff45c4b59f434cf4c1530458c59828c12ba812effb3d8e694b1102dcd54a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fff45c4b59f434cf4c1530458c59828c12ba812effb3d8e694b1102dcd54a1a", kill_on_drop: false }`
[INFO] [stdout] 6fff45c4b59f434cf4c1530458c59828c12ba812effb3d8e694b1102dcd54a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+723ab942d877517caf445dafde0416803ef56501" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1ccb6d85251570a7d2e201bad6f1eb82a6824919c9aaefa34943a56f71697df
[INFO] running `Command { std: "docker" "start" "-a" "a1ccb6d85251570a7d2e201bad6f1eb82a6824919c9aaefa34943a56f71697df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]     Checking mine_data_structs v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.02s
[INFO] running `Command { std: "docker" "inspect" "a1ccb6d85251570a7d2e201bad6f1eb82a6824919c9aaefa34943a56f71697df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ccb6d85251570a7d2e201bad6f1eb82a6824919c9aaefa34943a56f71697df", kill_on_drop: false }`
[INFO] [stdout] a1ccb6d85251570a7d2e201bad6f1eb82a6824919c9aaefa34943a56f71697df