[INFO] fetching crate essential-constraint-asm 0.3.1...
[INFO] checking essential-constraint-asm-0.3.1 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate essential-constraint-asm 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate essential-constraint-asm 0.3.1 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate essential-constraint-asm 0.3.1
[INFO] finished tweaking crates.io crate essential-constraint-asm 0.3.1
[INFO] tweaked toml for crates.io crate essential-constraint-asm 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded essential-types v0.2.0
[INFO] [stderr]   Downloaded essential-asm-spec v0.2.1
[INFO] [stderr]   Downloaded essential-asm-gen v0.3.1
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a01920fb11a054230ebf9a0c57f608f07f6be0a84d59158716eebb7eba7cd04
[INFO] running `Command { std: "docker" "start" "-a" "8a01920fb11a054230ebf9a0c57f608f07f6be0a84d59158716eebb7eba7cd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a01920fb11a054230ebf9a0c57f608f07f6be0a84d59158716eebb7eba7cd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a01920fb11a054230ebf9a0c57f608f07f6be0a84d59158716eebb7eba7cd04", kill_on_drop: false }`
[INFO] [stdout] 8a01920fb11a054230ebf9a0c57f608f07f6be0a84d59158716eebb7eba7cd04
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7379a0a1198d3a74fe5999a0b515f45a769b7dca60620ca28d879b3075fb775c
[INFO] running `Command { std: "docker" "start" "-a" "7379a0a1198d3a74fe5999a0b515f45a769b7dca60620ca28d879b3075fb775c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking essential-types v0.2.0
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling essential-asm-spec v0.2.1
[INFO] [stderr]    Compiling essential-asm-gen v0.3.1
[INFO] [stderr]     Checking essential-constraint-asm v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "7379a0a1198d3a74fe5999a0b515f45a769b7dca60620ca28d879b3075fb775c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7379a0a1198d3a74fe5999a0b515f45a769b7dca60620ca28d879b3075fb775c", kill_on_drop: false }`
[INFO] [stdout] 7379a0a1198d3a74fe5999a0b515f45a769b7dca60620ca28d879b3075fb775c