[INFO] fetching crate zkvmc-backend 0.0.1...
[INFO] testing zkvmc-backend-0.0.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate zkvmc-backend 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate zkvmc-backend 0.0.1
[INFO] finished tweaking crates.io crate zkvmc-backend 0.0.1
[INFO] tweaked toml for crates.io crate zkvmc-backend 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zkvmc-backend 0.0.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zkvmc-backend 0.0.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0b7c4bd920798af1d360995c64ecadcc2fed462947708dc737a74c996fbdfbb
[INFO] running `Command { std: "docker" "start" "-a" "f0b7c4bd920798af1d360995c64ecadcc2fed462947708dc737a74c996fbdfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b7c4bd920798af1d360995c64ecadcc2fed462947708dc737a74c996fbdfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b7c4bd920798af1d360995c64ecadcc2fed462947708dc737a74c996fbdfbb", kill_on_drop: false }`
[INFO] [stdout] f0b7c4bd920798af1d360995c64ecadcc2fed462947708dc737a74c996fbdfbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64015d27436ef3cd4eb3f060499ca0a1f19e25cb7e5e88a867122082d053b81e
[INFO] running `Command { std: "docker" "start" "-a" "64015d27436ef3cd4eb3f060499ca0a1f19e25cb7e5e88a867122082d053b81e", kill_on_drop: false }`
[INFO] [stderr]    Compiling zkvmc-backend v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "64015d27436ef3cd4eb3f060499ca0a1f19e25cb7e5e88a867122082d053b81e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64015d27436ef3cd4eb3f060499ca0a1f19e25cb7e5e88a867122082d053b81e", kill_on_drop: false }`
[INFO] [stdout] 64015d27436ef3cd4eb3f060499ca0a1f19e25cb7e5e88a867122082d053b81e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43de94e0311e90b5dd788afcbc9718a9641c131af1eb7c38383793716e8584ed
[INFO] running `Command { std: "docker" "start" "-a" "43de94e0311e90b5dd788afcbc9718a9641c131af1eb7c38383793716e8584ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling zkvmc-backend v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "43de94e0311e90b5dd788afcbc9718a9641c131af1eb7c38383793716e8584ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43de94e0311e90b5dd788afcbc9718a9641c131af1eb7c38383793716e8584ed", kill_on_drop: false }`
[INFO] [stdout] 43de94e0311e90b5dd788afcbc9718a9641c131af1eb7c38383793716e8584ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8bd5066eab0f8f6a6182ccb4e87e59f63acf74c5ce4213f91fe3851d2ac8532d
[INFO] running `Command { std: "docker" "start" "-a" "8bd5066eab0f8f6a6182ccb4e87e59f63acf74c5ce4213f91fe3851d2ac8532d", 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/zkvmc_backend-0790ed59d24186a9)
[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] [stderr]    Doc-tests zkvmc_backend
[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" "8bd5066eab0f8f6a6182ccb4e87e59f63acf74c5ce4213f91fe3851d2ac8532d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd5066eab0f8f6a6182ccb4e87e59f63acf74c5ce4213f91fe3851d2ac8532d", kill_on_drop: false }`
[INFO] [stdout] 8bd5066eab0f8f6a6182ccb4e87e59f63acf74c5ce4213f91fe3851d2ac8532d