[INFO] fetching crate rand_core 0.10.0...
[INFO] testing rand_core-0.10.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate rand_core 0.10.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rand_core 0.10.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rand_core 0.10.0
[INFO] tweaked toml for crates.io crate rand_core 0.10.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rand_core 0.10.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rand_core 0.10.0 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" "+562dee4820c458d823175268e41601d4c060588a" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9add9341708989801770a68b8d7eb64ca0c1c77f11412771c8a0b2dec6b8c67
[INFO] running `Command { std: "docker" "start" "-a" "e9add9341708989801770a68b8d7eb64ca0c1c77f11412771c8a0b2dec6b8c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9add9341708989801770a68b8d7eb64ca0c1c77f11412771c8a0b2dec6b8c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9add9341708989801770a68b8d7eb64ca0c1c77f11412771c8a0b2dec6b8c67", kill_on_drop: false }`
[INFO] [stdout] e9add9341708989801770a68b8d7eb64ca0c1c77f11412771c8a0b2dec6b8c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bef6e18950c9f0d2fcab282f398b5074da9391f06e4512b887760619a48f8c3
[INFO] running `Command { std: "docker" "start" "-a" "2bef6e18950c9f0d2fcab282f398b5074da9391f06e4512b887760619a48f8c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "2bef6e18950c9f0d2fcab282f398b5074da9391f06e4512b887760619a48f8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bef6e18950c9f0d2fcab282f398b5074da9391f06e4512b887760619a48f8c3", kill_on_drop: false }`
[INFO] [stdout] 2bef6e18950c9f0d2fcab282f398b5074da9391f06e4512b887760619a48f8c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c29cc966a4cbe41dcad6727db439f53fedbe501ad236e568c3e3e037c7e7170b
[INFO] running `Command { std: "docker" "start" "-a" "c29cc966a4cbe41dcad6727db439f53fedbe501ad236e568c3e3e037c7e7170b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "c29cc966a4cbe41dcad6727db439f53fedbe501ad236e568c3e3e037c7e7170b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29cc966a4cbe41dcad6727db439f53fedbe501ad236e568c3e3e037c7e7170b", kill_on_drop: false }`
[INFO] [stdout] c29cc966a4cbe41dcad6727db439f53fedbe501ad236e568c3e3e037c7e7170b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0dde0887a91ce839aee5755723e119406ee75a004029fbf288d9e72e69bc3b1
[INFO] running `Command { std: "docker" "start" "-a" "e0dde0887a91ce839aee5755723e119406ee75a004029fbf288d9e72e69bc3b1", 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/rand_core-eca198e436f54d93)
[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]      Running tests/block.rs (/opt/rustwide/target/debug/deps/block-d1fc6db5f2983751)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test blockrng_next_u32_vs_next_u64 ... ok
[INFO] [stdout] test blockrng_next_u64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-016780beccc85b99)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test dyn_cryptorng_to_trycryptorng ... ok
[INFO] [stdout] test dyn_rng_to_tryrng ... ok
[INFO] [stdout] test dyn_unwrap_mut_tryrng ... ok
[INFO] [stdout] test dyn_unwrap_mut_trycryptorng ... ok
[INFO] [stdout] test reborrow_unwrap_mut ... ok
[INFO] [stdout] test test_seed_from_u64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/utils.rs (/opt/rustwide/target/debug/deps/utils-413547bcc49cbe46)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_next_u64_via_u32 ... ok
[INFO] [stdout] test test_read_words ... ok
[INFO] [stdout] test test_fill_bytes_via_next_word ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rand_core
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/seedable_rng.rs - seedable_rng::SeedableRng::Seed (line 31) ... ok
[INFO] [stdout] test src/block.rs - block (line 15) ... ok
[INFO] [stdout] test src/unwrap_err.rs - unwrap_err::UnwrapErr (line 8) ... ok
[INFO] [stdout] test src/utils.rs - utils (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.29s; merged doctests compilation took 0.28s
[INFO] running `Command { std: "docker" "inspect" "e0dde0887a91ce839aee5755723e119406ee75a004029fbf288d9e72e69bc3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0dde0887a91ce839aee5755723e119406ee75a004029fbf288d9e72e69bc3b1", kill_on_drop: false }`
[INFO] [stdout] e0dde0887a91ce839aee5755723e119406ee75a004029fbf288d9e72e69bc3b1