[INFO] fetching crate horner 0.2.2...
[INFO] testing horner-0.2.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate horner 0.2.2 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate horner 0.2.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate horner 0.2.2
[INFO] finished tweaking crates.io crate horner 0.2.2
[INFO] tweaked toml for crates.io crate horner 0.2.2 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51a51e6673a2a3ad0f2d9dbbfa19067898bc6162429bd7964f824aca00610233
[INFO] running `Command { std: "docker" "start" "-a" "51a51e6673a2a3ad0f2d9dbbfa19067898bc6162429bd7964f824aca00610233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51a51e6673a2a3ad0f2d9dbbfa19067898bc6162429bd7964f824aca00610233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a51e6673a2a3ad0f2d9dbbfa19067898bc6162429bd7964f824aca00610233", kill_on_drop: false }`
[INFO] [stdout] 51a51e6673a2a3ad0f2d9dbbfa19067898bc6162429bd7964f824aca00610233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4cf6d4c1f6813d11ce83a8bec8d74bf012f23875d910febed1a2d72a2f652f4
[INFO] running `Command { std: "docker" "start" "-a" "a4cf6d4c1f6813d11ce83a8bec8d74bf012f23875d910febed1a2d72a2f652f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling horner v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "a4cf6d4c1f6813d11ce83a8bec8d74bf012f23875d910febed1a2d72a2f652f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cf6d4c1f6813d11ce83a8bec8d74bf012f23875d910febed1a2d72a2f652f4", kill_on_drop: false }`
[INFO] [stdout] a4cf6d4c1f6813d11ce83a8bec8d74bf012f23875d910febed1a2d72a2f652f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5c2edec7172c38d3f9166e60c1709058e1089c51f9d8c34f56a35b6a5bd1f53
[INFO] running `Command { std: "docker" "start" "-a" "f5c2edec7172c38d3f9166e60c1709058e1089c51f9d8c34f56a35b6a5bd1f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling horner v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "f5c2edec7172c38d3f9166e60c1709058e1089c51f9d8c34f56a35b6a5bd1f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c2edec7172c38d3f9166e60c1709058e1089c51f9d8c34f56a35b6a5bd1f53", kill_on_drop: false }`
[INFO] [stdout] f5c2edec7172c38d3f9166e60c1709058e1089c51f9d8c34f56a35b6a5bd1f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19e42a9bd75f3c0193752b81a2890a56f836bee4190f6a537a5587985317b522
[INFO] running `Command { std: "docker" "start" "-a" "19e42a9bd75f3c0193752b81a2890a56f836bee4190f6a537a5587985317b522", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/horner-f00e3b8e0c387c22)
[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 horner
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - eval_known_rank_polynomial (line 77) ... ok
[INFO] [stdout] test src/lib.rs - eval_any_rank_polynomial (line 48) ... ok
[INFO] [stdout] test src/lib.rs - eval_any_rank_polynomial (line 30) ... ok
[INFO] [stdout] test src/lib.rs - eval_any_rank_polynomial (line 18) ... ok
[INFO] [stdout] test src/lib.rs - eval_any_rank_polynomial (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "19e42a9bd75f3c0193752b81a2890a56f836bee4190f6a537a5587985317b522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e42a9bd75f3c0193752b81a2890a56f836bee4190f6a537a5587985317b522", kill_on_drop: false }`
[INFO] [stdout] 19e42a9bd75f3c0193752b81a2890a56f836bee4190f6a537a5587985317b522