[INFO] fetching crate semx_rand 0.1.0...
[INFO] building semx_rand-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate semx_rand 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate semx_rand 0.1.0
[INFO] finished tweaking crates.io crate semx_rand 0.1.0
[INFO] tweaked toml for crates.io crate semx_rand 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate semx_rand 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate semx_rand 0.1.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdaabfec0f89c42eb6764f8f1feedf4e9f8ed824658d3772a219eb8d7a6b2949
[INFO] running `Command { std: "docker" "start" "-a" "bdaabfec0f89c42eb6764f8f1feedf4e9f8ed824658d3772a219eb8d7a6b2949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdaabfec0f89c42eb6764f8f1feedf4e9f8ed824658d3772a219eb8d7a6b2949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdaabfec0f89c42eb6764f8f1feedf4e9f8ed824658d3772a219eb8d7a6b2949", kill_on_drop: false }`
[INFO] [stdout] bdaabfec0f89c42eb6764f8f1feedf4e9f8ed824658d3772a219eb8d7a6b2949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c573e773017b71593fb8930d84fb8675721db173ad3cc9de7e5850398e0574b1
[INFO] running `Command { std: "docker" "start" "-a" "c573e773017b71593fb8930d84fb8675721db173ad3cc9de7e5850398e0574b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling semx_rand v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "c573e773017b71593fb8930d84fb8675721db173ad3cc9de7e5850398e0574b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c573e773017b71593fb8930d84fb8675721db173ad3cc9de7e5850398e0574b1", kill_on_drop: false }`
[INFO] [stdout] c573e773017b71593fb8930d84fb8675721db173ad3cc9de7e5850398e0574b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 351b33bc39c20ff1dc34227e1e2015bd21f86f7510bf02b0082f7433a5edd583
[INFO] running `Command { std: "docker" "start" "-a" "351b33bc39c20ff1dc34227e1e2015bd21f86f7510bf02b0082f7433a5edd583", kill_on_drop: false }`
[INFO] [stderr]    Compiling semx_rand v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "351b33bc39c20ff1dc34227e1e2015bd21f86f7510bf02b0082f7433a5edd583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351b33bc39c20ff1dc34227e1e2015bd21f86f7510bf02b0082f7433a5edd583", kill_on_drop: false }`
[INFO] [stdout] 351b33bc39c20ff1dc34227e1e2015bd21f86f7510bf02b0082f7433a5edd583