[INFO] fetching crate zffacquire 2.0.0-rc.2...
[INFO] testing zffacquire-2.0.0-rc.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-9
[INFO] extracting crate zffacquire 2.0.0-rc.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate zffacquire 2.0.0-rc.2
[INFO] finished tweaking crates.io crate zffacquire 2.0.0-rc.2
[INFO] tweaked toml for crates.io crate zffacquire 2.0.0-rc.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zffacquire 2.0.0-rc.2 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] crate crates.io crate zffacquire 2.0.0-rc.2 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 51605350066ce02d105b0d13922a80f41ce551f54e40891908ff509fb37cc54d
[INFO] running `Command { std: "docker" "start" "-a" "51605350066ce02d105b0d13922a80f41ce551f54e40891908ff509fb37cc54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51605350066ce02d105b0d13922a80f41ce551f54e40891908ff509fb37cc54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51605350066ce02d105b0d13922a80f41ce551f54e40891908ff509fb37cc54d", kill_on_drop: false }`
[INFO] [stdout] 51605350066ce02d105b0d13922a80f41ce551f54e40891908ff509fb37cc54d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f9f17efc156ec4cb719eb12511b4458085858cedfa5a5f20bad92acd02d22d94
[INFO] running `Command { std: "docker" "start" "-a" "f9f17efc156ec4cb719eb12511b4458085858cedfa5a5f20bad92acd02d22d94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
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[INFO] [stderr]    Compiling zff v3.0.0-rc.4
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling zffacquire v2.0.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "f9f17efc156ec4cb719eb12511b4458085858cedfa5a5f20bad92acd02d22d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f17efc156ec4cb719eb12511b4458085858cedfa5a5f20bad92acd02d22d94", kill_on_drop: false }`
[INFO] [stdout] f9f17efc156ec4cb719eb12511b4458085858cedfa5a5f20bad92acd02d22d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0be902dea03e66db763d79ff8bf115bdd60dc3c5d30796e9c9af511faabe3653
[INFO] running `Command { std: "docker" "start" "-a" "0be902dea03e66db763d79ff8bf115bdd60dc3c5d30796e9c9af511faabe3653", kill_on_drop: false }`
[INFO] [stderr]    Compiling zffacquire v2.0.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "0be902dea03e66db763d79ff8bf115bdd60dc3c5d30796e9c9af511faabe3653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be902dea03e66db763d79ff8bf115bdd60dc3c5d30796e9c9af511faabe3653", kill_on_drop: false }`
[INFO] [stdout] 0be902dea03e66db763d79ff8bf115bdd60dc3c5d30796e9c9af511faabe3653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 78e44543e6a2eeb3ee25dff43545da26dca8d3e7d9cb0805be6394db9566b0e6
[INFO] running `Command { std: "docker" "start" "-a" "78e44543e6a2eeb3ee25dff43545da26dca8d3e7d9cb0805be6394db9566b0e6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/zffacquire-8872a2db061b1284)
[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" "78e44543e6a2eeb3ee25dff43545da26dca8d3e7d9cb0805be6394db9566b0e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e44543e6a2eeb3ee25dff43545da26dca8d3e7d9cb0805be6394db9566b0e6", kill_on_drop: false }`
[INFO] [stdout] 78e44543e6a2eeb3ee25dff43545da26dca8d3e7d9cb0805be6394db9566b0e6