[INFO] fetching crate poly_interp 1.0.0-beta.1...
[INFO] testing poly_interp-1.0.0-beta.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate poly_interp 1.0.0-beta.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate poly_interp 1.0.0-beta.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate poly_interp 1.0.0-beta.1
[INFO] tweaked toml for crates.io crate poly_interp 1.0.0-beta.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate poly_interp 1.0.0-beta.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 poly_interp 1.0.0-beta.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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] debe06f30d969700f9c0441e74bb0b3de0982388667349627a1a37bca89bdd85
[INFO] running `Command { std: "docker" "start" "-a" "debe06f30d969700f9c0441e74bb0b3de0982388667349627a1a37bca89bdd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "debe06f30d969700f9c0441e74bb0b3de0982388667349627a1a37bca89bdd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debe06f30d969700f9c0441e74bb0b3de0982388667349627a1a37bca89bdd85", kill_on_drop: false }`
[INFO] [stdout] debe06f30d969700f9c0441e74bb0b3de0982388667349627a1a37bca89bdd85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 04e34c8e7c0da2116ccfcd14d9085f238cac14db7371a30594ba93db5fbc2bfa
[INFO] running `Command { std: "docker" "start" "-a" "04e34c8e7c0da2116ccfcd14d9085f238cac14db7371a30594ba93db5fbc2bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling poly_interp v1.0.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "04e34c8e7c0da2116ccfcd14d9085f238cac14db7371a30594ba93db5fbc2bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e34c8e7c0da2116ccfcd14d9085f238cac14db7371a30594ba93db5fbc2bfa", kill_on_drop: false }`
[INFO] [stdout] 04e34c8e7c0da2116ccfcd14d9085f238cac14db7371a30594ba93db5fbc2bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b070c111bf11d76a2fee1c900f3dc0265916e1ccd1ddf3644cb670111b836ced
[INFO] running `Command { std: "docker" "start" "-a" "b070c111bf11d76a2fee1c900f3dc0265916e1ccd1ddf3644cb670111b836ced", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling poly_interp v1.0.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "b070c111bf11d76a2fee1c900f3dc0265916e1ccd1ddf3644cb670111b836ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b070c111bf11d76a2fee1c900f3dc0265916e1ccd1ddf3644cb670111b836ced", kill_on_drop: false }`
[INFO] [stdout] b070c111bf11d76a2fee1c900f3dc0265916e1ccd1ddf3644cb670111b836ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0712907864e1e75063db7dd2720d5501ce580c475d1f3767b1e67439e9bd41cd
[INFO] running `Command { std: "docker" "start" "-a" "0712907864e1e75063db7dd2720d5501ce580c475d1f3767b1e67439e9bd41cd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/poly_interp-a52aae7718ad77ff)
[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] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-c7d456b660d39918)
[INFO] [stdout] test derivative ... ok
[INFO] [stdout] test evaluate ... ok
[INFO] [stdout] test integral ... ok
[INFO] [stdout] test interpolate ... ok
[INFO] [stdout] test newtons_method_ ... ok
[INFO] [stdout] test polynomial_div_f64 ... ok
[INFO] [stdout] test from_zeros ... ok
[INFO] [stdout] test polynomial_mul ... ok
[INFO] [stdout] test polynomial_neg ... ok
[INFO] [stdout] test polynomial_sub ... ok
[INFO] [stdout] test polynomial_add ... ok
[INFO] [stdout] test polynomial_from_f64 ... ok
[INFO] [stdout] test polynomial_newtons_method ... ok
[INFO] [stdout] test polynomial_mul_f64 ... ok
[INFO] [stdout] test xyt_curve_newtons_method ... ok
[INFO] [stdout] test xyt_curve_derivative ... ok
[INFO] [stdout] test xyt_curve ... ok
[INFO] [stderr]    Doc-tests poly_interp
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "0712907864e1e75063db7dd2720d5501ce580c475d1f3767b1e67439e9bd41cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0712907864e1e75063db7dd2720d5501ce580c475d1f3767b1e67439e9bd41cd", kill_on_drop: false }`
[INFO] [stdout] 0712907864e1e75063db7dd2720d5501ce580c475d1f3767b1e67439e9bd41cd