[INFO] fetching crate mago-source 1.0.0-alpha.3...
[INFO] building mago-source-1.0.0-alpha.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mago-source 1.0.0-alpha.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mago-source 1.0.0-alpha.3
[INFO] finished tweaking crates.io crate mago-source 1.0.0-alpha.3
[INFO] tweaked toml for crates.io crate mago-source 1.0.0-alpha.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mago-source 1.0.0-alpha.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mago-source 1.0.0-alpha.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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mago-interner v1.0.0-alpha.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7afd3f028653c0273d0361f3421ce244de8f7c3f564ab72f17378e3660ea9a84
[INFO] running `Command { std: "docker" "start" "-a" "7afd3f028653c0273d0361f3421ce244de8f7c3f564ab72f17378e3660ea9a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7afd3f028653c0273d0361f3421ce244de8f7c3f564ab72f17378e3660ea9a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7afd3f028653c0273d0361f3421ce244de8f7c3f564ab72f17378e3660ea9a84", kill_on_drop: false }`
[INFO] [stdout] 7afd3f028653c0273d0361f3421ce244de8f7c3f564ab72f17378e3660ea9a84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ed8f845885a0513f380f9e3aaeaa0404f0b1f86d68126558eeec493182d9a8
[INFO] running `Command { std: "docker" "start" "-a" "17ed8f845885a0513f380f9e3aaeaa0404f0b1f86d68126558eeec493182d9a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling lasso v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling mago-interner v1.0.0-alpha.3
[INFO] [stderr]    Compiling mago-source v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.02s
[INFO] running `Command { std: "docker" "inspect" "17ed8f845885a0513f380f9e3aaeaa0404f0b1f86d68126558eeec493182d9a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ed8f845885a0513f380f9e3aaeaa0404f0b1f86d68126558eeec493182d9a8", kill_on_drop: false }`
[INFO] [stdout] 17ed8f845885a0513f380f9e3aaeaa0404f0b1f86d68126558eeec493182d9a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] effdce2ec1ab67b61fbb25b3514c780176b3343022c1eeeb4d35b6cfec8802fd
[INFO] running `Command { std: "docker" "start" "-a" "effdce2ec1ab67b61fbb25b3514c780176b3343022c1eeeb4d35b6cfec8802fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mago-source v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "effdce2ec1ab67b61fbb25b3514c780176b3343022c1eeeb4d35b6cfec8802fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "effdce2ec1ab67b61fbb25b3514c780176b3343022c1eeeb4d35b6cfec8802fd", kill_on_drop: false }`
[INFO] [stdout] effdce2ec1ab67b61fbb25b3514c780176b3343022c1eeeb4d35b6cfec8802fd