[INFO] fetching crate rand-half 0.1.0...
[INFO] testing rand-half-0.1.0 against master#198328ad7960b1bece0dc48496bff6c62dd5d339 for pr-149852
[INFO] extracting crate rand-half 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rand-half 0.1.0
[INFO] finished tweaking crates.io crate rand-half 0.1.0
[INFO] tweaked toml for crates.io crate rand-half 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rand-half 0.1.0 on toolchain 198328ad7960b1bece0dc48496bff6c62dd5d339
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rand-half 0.1.0 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" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded getrandom v0.2.15
[INFO] [stderr]   Downloaded crunchy v0.2.3
[INFO] [stderr]   Downloaded wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded autocfg v1.4.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.24
[INFO] [stderr]   Downloaded proc-macro2 v1.0.94
[INFO] [stderr]   Downloaded half v2.6.0
[INFO] [stderr]   Downloaded libm v0.2.11
[INFO] [stderr]   Downloaded zerocopy v0.8.24
[INFO] [stderr]   Downloaded syn v2.0.100
[INFO] [stderr]   Downloaded libc v0.2.172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b41ab4d89c89756a5dbbd5d0d9258c3ab28047781024928059fdc603d6d8287
[INFO] running `Command { std: "docker" "start" "-a" "7b41ab4d89c89756a5dbbd5d0d9258c3ab28047781024928059fdc603d6d8287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b41ab4d89c89756a5dbbd5d0d9258c3ab28047781024928059fdc603d6d8287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b41ab4d89c89756a5dbbd5d0d9258c3ab28047781024928059fdc603d6d8287", kill_on_drop: false }`
[INFO] [stdout] 7b41ab4d89c89756a5dbbd5d0d9258c3ab28047781024928059fdc603d6d8287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26a571582b28ca7d8d318696d4b086c8be6fad1f790d783f5511ed200a278f8a
[INFO] running `Command { std: "docker" "start" "-a" "26a571582b28ca7d8d318696d4b086c8be6fad1f790d783f5511ed200a278f8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling rand-half v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.28s
[INFO] running `Command { std: "docker" "inspect" "26a571582b28ca7d8d318696d4b086c8be6fad1f790d783f5511ed200a278f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a571582b28ca7d8d318696d4b086c8be6fad1f790d783f5511ed200a278f8a", kill_on_drop: false }`
[INFO] [stdout] 26a571582b28ca7d8d318696d4b086c8be6fad1f790d783f5511ed200a278f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eddf87b6e5fabe9ad816425fe1a47972e5baa3b66a69f928bf2d18b6c263324
[INFO] running `Command { std: "docker" "start" "-a" "4eddf87b6e5fabe9ad816425fe1a47972e5baa3b66a69f928bf2d18b6c263324", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand-half v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "4eddf87b6e5fabe9ad816425fe1a47972e5baa3b66a69f928bf2d18b6c263324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eddf87b6e5fabe9ad816425fe1a47972e5baa3b66a69f928bf2d18b6c263324", kill_on_drop: false }`
[INFO] [stdout] 4eddf87b6e5fabe9ad816425fe1a47972e5baa3b66a69f928bf2d18b6c263324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f33dea660c82c961d65051346d0f3be4f829eab6f4919780f444f2fe6fc25c4
[INFO] running `Command { std: "docker" "start" "-a" "7f33dea660c82c961d65051346d0f3be4f829eab6f4919780f444f2fe6fc25c4", 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/rand_half-b354275b37a12a35)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_bf16_standard_distribution ... ok
[INFO] [stdout] test tests::test_half_rng_ext ... ok
[INFO] [stdout] test tests::test_rand_uniform_bf16 ... ok
[INFO] [stdout] test tests::test_rand_uniform_f16 ... ok
[INFO] [stdout] test tests::test_f16_standard_distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rand_half
[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" "7f33dea660c82c961d65051346d0f3be4f829eab6f4919780f444f2fe6fc25c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f33dea660c82c961d65051346d0f3be4f829eab6f4919780f444f2fe6fc25c4", kill_on_drop: false }`
[INFO] [stdout] 7f33dea660c82c961d65051346d0f3be4f829eab6f4919780f444f2fe6fc25c4