[INFO] fetching crate blake3-proof-of-work 0.2.1...
[INFO] testing blake3-proof-of-work-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate blake3-proof-of-work 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate blake3-proof-of-work 0.2.1
[INFO] finished tweaking crates.io crate blake3-proof-of-work 0.2.1
[INFO] tweaked toml for crates.io crate blake3-proof-of-work 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blake3-proof-of-work 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fba7b31c4a81eea6dbc9ff6c3670f67f1dc5d5ade3e65d1c3b51a7ba035abc2b
[INFO] running `Command { std: "docker" "start" "-a" "fba7b31c4a81eea6dbc9ff6c3670f67f1dc5d5ade3e65d1c3b51a7ba035abc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fba7b31c4a81eea6dbc9ff6c3670f67f1dc5d5ade3e65d1c3b51a7ba035abc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba7b31c4a81eea6dbc9ff6c3670f67f1dc5d5ade3e65d1c3b51a7ba035abc2b", kill_on_drop: false }`
[INFO] [stdout] fba7b31c4a81eea6dbc9ff6c3670f67f1dc5d5ade3e65d1c3b51a7ba035abc2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09b8a22a7f99aa408d84b7f97c41bdba475e8aa65f8b32621e9c2ab027c00d35
[INFO] running `Command { std: "docker" "start" "-a" "09b8a22a7f99aa408d84b7f97c41bdba475e8aa65f8b32621e9c2ab027c00d35", kill_on_drop: false }`
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling blake3-proof-of-work v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "09b8a22a7f99aa408d84b7f97c41bdba475e8aa65f8b32621e9c2ab027c00d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b8a22a7f99aa408d84b7f97c41bdba475e8aa65f8b32621e9c2ab027c00d35", kill_on_drop: false }`
[INFO] [stdout] 09b8a22a7f99aa408d84b7f97c41bdba475e8aa65f8b32621e9c2ab027c00d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f7c4fa26ff0feb7e5837370f8eb2e782a2fea3787da8aa68b6b0438417394a8
[INFO] running `Command { std: "docker" "start" "-a" "6f7c4fa26ff0feb7e5837370f8eb2e782a2fea3787da8aa68b6b0438417394a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling blake3-proof-of-work v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "6f7c4fa26ff0feb7e5837370f8eb2e782a2fea3787da8aa68b6b0438417394a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7c4fa26ff0feb7e5837370f8eb2e782a2fea3787da8aa68b6b0438417394a8", kill_on_drop: false }`
[INFO] [stdout] 6f7c4fa26ff0feb7e5837370f8eb2e782a2fea3787da8aa68b6b0438417394a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3079cffcf0eb06d2f5ef44a5fb0b805280a1d766a57be534c3f7f5f492a1c015
[INFO] running `Command { std: "docker" "start" "-a" "3079cffcf0eb06d2f5ef44a5fb0b805280a1d766a57be534c3f7f5f492a1c015", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blake3_proof_of_work-ffdc12204ebe9ff3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::leading_zeros_works ... ok
[INFO] [stdout] test tests::search_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blake3_proof_of_work
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3079cffcf0eb06d2f5ef44a5fb0b805280a1d766a57be534c3f7f5f492a1c015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3079cffcf0eb06d2f5ef44a5fb0b805280a1d766a57be534c3f7f5f492a1c015", kill_on_drop: false }`
[INFO] [stdout] 3079cffcf0eb06d2f5ef44a5fb0b805280a1d766a57be534c3f7f5f492a1c015