[INFO] fetching crate weakrand 1.2.0...
[INFO] testing weakrand-1.2.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate weakrand 1.2.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate weakrand 1.2.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate weakrand 1.2.0
[INFO] finished tweaking crates.io crate weakrand 1.2.0
[INFO] tweaked toml for crates.io crate weakrand 1.2.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb854db4c8a173195437f8a1aeeaa5ad54ea0cb6befe24944ef69591330386b4
[INFO] running `Command { std: "docker" "start" "-a" "cb854db4c8a173195437f8a1aeeaa5ad54ea0cb6befe24944ef69591330386b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb854db4c8a173195437f8a1aeeaa5ad54ea0cb6befe24944ef69591330386b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb854db4c8a173195437f8a1aeeaa5ad54ea0cb6befe24944ef69591330386b4", kill_on_drop: false }`
[INFO] [stdout] cb854db4c8a173195437f8a1aeeaa5ad54ea0cb6befe24944ef69591330386b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dcf8f91efae1d9203fbf0643b167b3efa65cb582d67719839abf7c3136860ea
[INFO] running `Command { std: "docker" "start" "-a" "1dcf8f91efae1d9203fbf0643b167b3efa65cb582d67719839abf7c3136860ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling weakrand v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "1dcf8f91efae1d9203fbf0643b167b3efa65cb582d67719839abf7c3136860ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dcf8f91efae1d9203fbf0643b167b3efa65cb582d67719839abf7c3136860ea", kill_on_drop: false }`
[INFO] [stdout] 1dcf8f91efae1d9203fbf0643b167b3efa65cb582d67719839abf7c3136860ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fff5a4dceeed7174c93a9c281626909516112d6d437c1a9b46707b1fa6a8ac2
[INFO] running `Command { std: "docker" "start" "-a" "0fff5a4dceeed7174c93a9c281626909516112d6d437c1a9b46707b1fa6a8ac2", kill_on_drop: false }`
[INFO] [stderr]    Compiling weakrand v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "0fff5a4dceeed7174c93a9c281626909516112d6d437c1a9b46707b1fa6a8ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fff5a4dceeed7174c93a9c281626909516112d6d437c1a9b46707b1fa6a8ac2", kill_on_drop: false }`
[INFO] [stdout] 0fff5a4dceeed7174c93a9c281626909516112d6d437c1a9b46707b1fa6a8ac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29d5ece20eb94b3f535d0a2dfcc64d3ed6f432e38bcac5f55a0a3738e57a626e
[INFO] running `Command { std: "docker" "start" "-a" "29d5ece20eb94b3f535d0a2dfcc64d3ed6f432e38bcac5f55a0a3738e57a626e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/weakrand-9997af59c369e717)
[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/weakrand-tests.rs (/opt/rustwide/target/debug/deps/weakrand_tests-8c158d3a1adc8531)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests weakrand
[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" "29d5ece20eb94b3f535d0a2dfcc64d3ed6f432e38bcac5f55a0a3738e57a626e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d5ece20eb94b3f535d0a2dfcc64d3ed6f432e38bcac5f55a0a3738e57a626e", kill_on_drop: false }`
[INFO] [stdout] 29d5ece20eb94b3f535d0a2dfcc64d3ed6f432e38bcac5f55a0a3738e57a626e