[INFO] fetching crate qmc 2.20.0...
[INFO] building qmc-2.20.0 against master#0da281b6068a7d889ae89a9bd8991284cc9b7535 for pr-103610
[INFO] extracting crate qmc 2.20.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate qmc 2.20.0 on toolchain 0da281b6068a7d889ae89a9bd8991284cc9b7535
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0da281b6068a7d889ae89a9bd8991284cc9b7535" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qmc 2.20.0
[INFO] finished tweaking crates.io crate qmc 2.20.0
[INFO] tweaked toml for crates.io crate qmc 2.20.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate qmc 2.20.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0da281b6068a7d889ae89a9bd8991284cc9b7535" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-check v0.3.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.14
[INFO] [stderr]   Downloaded libc v0.2.104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0da281b6068a7d889ae89a9bd8991284cc9b7535" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8aea2b139ad75586580fb3db34f3acf042b0926e7f65351c604fcd71ca437bbb
[INFO] running `Command { std: "docker" "start" "-a" "8aea2b139ad75586580fb3db34f3acf042b0926e7f65351c604fcd71ca437bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aea2b139ad75586580fb3db34f3acf042b0926e7f65351c604fcd71ca437bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aea2b139ad75586580fb3db34f3acf042b0926e7f65351c604fcd71ca437bbb", kill_on_drop: false }`
[INFO] [stdout] 8aea2b139ad75586580fb3db34f3acf042b0926e7f65351c604fcd71ca437bbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0da281b6068a7d889ae89a9bd8991284cc9b7535" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 474e53dd07b5d83b8763c8444231a6d5b8c87d822df4c195bd4586c52931a48c
[INFO] running `Command { std: "docker" "start" "-a" "474e53dd07b5d83b8763c8444231a6d5b8c87d822df4c195bd4586c52931a48c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling qmc v2.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `Command { std: "docker" "inspect" "474e53dd07b5d83b8763c8444231a6d5b8c87d822df4c195bd4586c52931a48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474e53dd07b5d83b8763c8444231a6d5b8c87d822df4c195bd4586c52931a48c", kill_on_drop: false }`
[INFO] [stdout] 474e53dd07b5d83b8763c8444231a6d5b8c87d822df4c195bd4586c52931a48c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0da281b6068a7d889ae89a9bd8991284cc9b7535" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24164ab8ead3ea4e0f3df43b0b14d295e93ca16b4a31cc22449d8dad9a514d31
[INFO] running `Command { std: "docker" "start" "-a" "24164ab8ead3ea4e0f3df43b0b14d295e93ca16b4a31cc22449d8dad9a514d31", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling qmc v2.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.92s
[INFO] running `Command { std: "docker" "inspect" "24164ab8ead3ea4e0f3df43b0b14d295e93ca16b4a31cc22449d8dad9a514d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24164ab8ead3ea4e0f3df43b0b14d295e93ca16b4a31cc22449d8dad9a514d31", kill_on_drop: false }`
[INFO] [stdout] 24164ab8ead3ea4e0f3df43b0b14d295e93ca16b4a31cc22449d8dad9a514d31