[INFO] fetching crate stepgen 0.1.3...
[INFO] testing stepgen-0.1.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate stepgen 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate stepgen 0.1.3
[INFO] finished tweaking crates.io crate stepgen 0.1.3
[INFO] tweaked toml for crates.io crate stepgen 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stepgen 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3fa887761273c94ed6d92bf1033f066b0264d88c84236d269035cf01b485476e
[INFO] running `Command { std: "docker" "start" "-a" "3fa887761273c94ed6d92bf1033f066b0264d88c84236d269035cf01b485476e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fa887761273c94ed6d92bf1033f066b0264d88c84236d269035cf01b485476e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa887761273c94ed6d92bf1033f066b0264d88c84236d269035cf01b485476e", kill_on_drop: false }`
[INFO] [stdout] 3fa887761273c94ed6d92bf1033f066b0264d88c84236d269035cf01b485476e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 842062a6a4bee27014e1ab7593d1f5d3730c13517942e2c2a393c6ca032e5506
[INFO] running `Command { std: "docker" "start" "-a" "842062a6a4bee27014e1ab7593d1f5d3730c13517942e2c2a393c6ca032e5506", kill_on_drop: false }`
[INFO] [stderr]    Compiling stepgen v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "842062a6a4bee27014e1ab7593d1f5d3730c13517942e2c2a393c6ca032e5506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842062a6a4bee27014e1ab7593d1f5d3730c13517942e2c2a393c6ca032e5506", kill_on_drop: false }`
[INFO] [stdout] 842062a6a4bee27014e1ab7593d1f5d3730c13517942e2c2a393c6ca032e5506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 43c353db52083a68f8b54d51ee4f76df025faa949f2c1887bc1872471f25fe38
[INFO] running `Command { std: "docker" "start" "-a" "43c353db52083a68f8b54d51ee4f76df025faa949f2c1887bc1872471f25fe38", kill_on_drop: false }`
[INFO] [stderr]    Compiling stepgen v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "43c353db52083a68f8b54d51ee4f76df025faa949f2c1887bc1872471f25fe38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c353db52083a68f8b54d51ee4f76df025faa949f2c1887bc1872471f25fe38", kill_on_drop: false }`
[INFO] [stdout] 43c353db52083a68f8b54d51ee4f76df025faa949f2c1887bc1872471f25fe38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2c0f114f28a05e96b235668010fe1416ffcfd983e12d66ba963b6f6451d400c2
[INFO] running `Command { std: "docker" "start" "-a" "2c0f114f28a05e96b235668010fe1416ffcfd983e12d66ba963b6f6451d400c2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stepgen-122f6e0661dacfdd)
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::acceleration_too_slow ... ok
[INFO] [stdout] test tests::slow_during_acceleration ... ok
[INFO] [stdout] test tests::slower_than_first_step_after_accel ... ok
[INFO] [stdout] test tests::no_speed_set ... ok
[INFO] [stdout] test tests::slower_than_first_step_before_accel ... ok
[INFO] [stdout] test tests::no_acceleration_set ... ok
[INFO] [stdout] test tests::sqrt_works ... ok
[INFO] [stdout] test tests::too_fast ... ok
[INFO] [stdout] test tests::too_slow_zero ... ok
[INFO] [stdout] test tests::too_slow_2 ... ok
[INFO] [stderr]      Running tests/stepgen.rs (/opt/rustwide/target/debug/deps/stepgen-200b49e7ef0a034f)
[INFO] [stdout] test tests::too_slow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stepgen
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - Stepgen::set_target_speed (line 201) ... ok
[INFO] [stdout] test src/lib.rs - Stepgen::set_acceleration (line 144) ... ok
[INFO] [stdout] test src/lib.rs - Stepgen::set_acceleration (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Stepgen::set_target_speed (line 212) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c0f114f28a05e96b235668010fe1416ffcfd983e12d66ba963b6f6451d400c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c0f114f28a05e96b235668010fe1416ffcfd983e12d66ba963b6f6451d400c2", kill_on_drop: false }`
[INFO] [stdout] 2c0f114f28a05e96b235668010fe1416ffcfd983e12d66ba963b6f6451d400c2