[INFO] fetching crate rand_core 0.9.0...
[INFO] building rand_core-0.9.0 against try#dd06aa59b9c8562b8b5652c638defc5836c326d0 for pr-137044
[INFO] extracting crate rand_core 0.9.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate rand_core 0.9.0 on toolchain dd06aa59b9c8562b8b5652c638defc5836c326d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rand_core 0.9.0
[INFO] finished tweaking crates.io crate rand_core 0.9.0
[INFO] tweaked toml for crates.io crate rand_core 0.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate rand_core 0.9.0 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" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e261884a1c32f47a6f7b7f707973a8ac1eb470bd4b5dbc89c4940d6eda725e9
[INFO] running `Command { std: "docker" "start" "-a" "8e261884a1c32f47a6f7b7f707973a8ac1eb470bd4b5dbc89c4940d6eda725e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e261884a1c32f47a6f7b7f707973a8ac1eb470bd4b5dbc89c4940d6eda725e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e261884a1c32f47a6f7b7f707973a8ac1eb470bd4b5dbc89c4940d6eda725e9", kill_on_drop: false }`
[INFO] [stdout] 8e261884a1c32f47a6f7b7f707973a8ac1eb470bd4b5dbc89c4940d6eda725e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824daab7d6509b8bd0831f4274c133c77e8864d8516a42b957dbff4b31a3df1a
[INFO] running `Command { std: "docker" "start" "-a" "824daab7d6509b8bd0831f4274c133c77e8864d8516a42b957dbff4b31a3df1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.6
[INFO] [stderr]    Compiling rand_core v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "824daab7d6509b8bd0831f4274c133c77e8864d8516a42b957dbff4b31a3df1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824daab7d6509b8bd0831f4274c133c77e8864d8516a42b957dbff4b31a3df1a", kill_on_drop: false }`
[INFO] [stdout] 824daab7d6509b8bd0831f4274c133c77e8864d8516a42b957dbff4b31a3df1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5594ac5a4d0a92edfa95408139829f0682434d0d1f2bd02c20d08b1ee8f28836
[INFO] running `Command { std: "docker" "start" "-a" "5594ac5a4d0a92edfa95408139829f0682434d0d1f2bd02c20d08b1ee8f28836", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "5594ac5a4d0a92edfa95408139829f0682434d0d1f2bd02c20d08b1ee8f28836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5594ac5a4d0a92edfa95408139829f0682434d0d1f2bd02c20d08b1ee8f28836", kill_on_drop: false }`
[INFO] [stdout] 5594ac5a4d0a92edfa95408139829f0682434d0d1f2bd02c20d08b1ee8f28836