[INFO] fetching crate os2 0.1.1...
[INFO] building os2-0.1.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate os2 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate os2 0.1.1
[INFO] finished tweaking crates.io crate os2 0.1.1
[INFO] tweaked toml for crates.io crate os2 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate os2 0.1.1 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 os2 0.1.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c2f253b232904f8cad32c8a56ce90fe8b5e536ce2e79a488a2cee930c67cf19b
[INFO] running `Command { std: "docker" "start" "-a" "c2f253b232904f8cad32c8a56ce90fe8b5e536ce2e79a488a2cee930c67cf19b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2f253b232904f8cad32c8a56ce90fe8b5e536ce2e79a488a2cee930c67cf19b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f253b232904f8cad32c8a56ce90fe8b5e536ce2e79a488a2cee930c67cf19b", kill_on_drop: false }`
[INFO] [stdout] c2f253b232904f8cad32c8a56ce90fe8b5e536ce2e79a488a2cee930c67cf19b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cd7ab0ea298b20899aef6ca80eb439fcc93fb72ecaacbfcc75081a5dd68f3a7e
[INFO] running `Command { std: "docker" "start" "-a" "cd7ab0ea298b20899aef6ca80eb439fcc93fb72ecaacbfcc75081a5dd68f3a7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling os2 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.65s
[INFO] running `Command { std: "docker" "inspect" "cd7ab0ea298b20899aef6ca80eb439fcc93fb72ecaacbfcc75081a5dd68f3a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7ab0ea298b20899aef6ca80eb439fcc93fb72ecaacbfcc75081a5dd68f3a7e", kill_on_drop: false }`
[INFO] [stdout] cd7ab0ea298b20899aef6ca80eb439fcc93fb72ecaacbfcc75081a5dd68f3a7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ac1b1de0c7a0b0e8458e10884f6dda7037444aa26e0826b26224463ee6e3a77f
[INFO] running `Command { std: "docker" "start" "-a" "ac1b1de0c7a0b0e8458e10884f6dda7037444aa26e0826b26224463ee6e3a77f", kill_on_drop: false }`
[INFO] [stderr]    Compiling os2 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "ac1b1de0c7a0b0e8458e10884f6dda7037444aa26e0826b26224463ee6e3a77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1b1de0c7a0b0e8458e10884f6dda7037444aa26e0826b26224463ee6e3a77f", kill_on_drop: false }`
[INFO] [stdout] ac1b1de0c7a0b0e8458e10884f6dda7037444aa26e0826b26224463ee6e3a77f