[INFO] fetching crate fibbox 0.1.0...
[INFO] building fibbox-0.1.0 against try#b755f8b9936d084e0363ce6b393c7e444a37080e for pr-97334-1
[INFO] extracting crate fibbox 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fibbox 0.1.0 on toolchain b755f8b9936d084e0363ce6b393c7e444a37080e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fibbox 0.1.0
[INFO] finished tweaking crates.io crate fibbox 0.1.0
[INFO] tweaked toml for crates.io crate fibbox 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67993c14b23d674806c24ba0b3a3e85f4f9f6257f2ca9c66bca8d13b76216d5c
[INFO] running `Command { std: "docker" "start" "-a" "67993c14b23d674806c24ba0b3a3e85f4f9f6257f2ca9c66bca8d13b76216d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67993c14b23d674806c24ba0b3a3e85f4f9f6257f2ca9c66bca8d13b76216d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67993c14b23d674806c24ba0b3a3e85f4f9f6257f2ca9c66bca8d13b76216d5c", kill_on_drop: false }`
[INFO] [stdout] 67993c14b23d674806c24ba0b3a3e85f4f9f6257f2ca9c66bca8d13b76216d5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ac92e4d32321f3266526e36e973242c5523f3bb6918eb540d2d5f0d4884a39b
[INFO] running `Command { std: "docker" "start" "-a" "5ac92e4d32321f3266526e36e973242c5523f3bb6918eb540d2d5f0d4884a39b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling rug v1.6.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.13
[INFO] [stderr]    Compiling fibbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 05s
[INFO] running `Command { std: "docker" "inspect" "5ac92e4d32321f3266526e36e973242c5523f3bb6918eb540d2d5f0d4884a39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac92e4d32321f3266526e36e973242c5523f3bb6918eb540d2d5f0d4884a39b", kill_on_drop: false }`
[INFO] [stdout] 5ac92e4d32321f3266526e36e973242c5523f3bb6918eb540d2d5f0d4884a39b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20f9f6ffa395a7e56cfeb145455d86625963b6846b5be8ab3972093b6009a680
[INFO] running `Command { std: "docker" "start" "-a" "20f9f6ffa395a7e56cfeb145455d86625963b6846b5be8ab3972093b6009a680", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling fibbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "20f9f6ffa395a7e56cfeb145455d86625963b6846b5be8ab3972093b6009a680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20f9f6ffa395a7e56cfeb145455d86625963b6846b5be8ab3972093b6009a680", kill_on_drop: false }`
[INFO] [stdout] 20f9f6ffa395a7e56cfeb145455d86625963b6846b5be8ab3972093b6009a680