[INFO] fetching crate zipf 7.0.0...
[INFO] testing zipf-7.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate zipf 7.0.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate zipf 7.0.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zipf 7.0.0
[INFO] finished tweaking crates.io crate zipf 7.0.0
[INFO] tweaked toml for crates.io crate zipf 7.0.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d95fe1acd1a56b3224e76d125a8d6f881a93fd377e095cea1d682d9e691b6ef
[INFO] running `Command { std: "docker" "start" "-a" "0d95fe1acd1a56b3224e76d125a8d6f881a93fd377e095cea1d682d9e691b6ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d95fe1acd1a56b3224e76d125a8d6f881a93fd377e095cea1d682d9e691b6ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d95fe1acd1a56b3224e76d125a8d6f881a93fd377e095cea1d682d9e691b6ef", kill_on_drop: false }`
[INFO] [stdout] 0d95fe1acd1a56b3224e76d125a8d6f881a93fd377e095cea1d682d9e691b6ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ff01f3980235000f364f9e85f0f0e7b291b63a2bfbce7ac71288abdf9871e79
[INFO] running `Command { std: "docker" "start" "-a" "0ff01f3980235000f364f9e85f0f0e7b291b63a2bfbce7ac71288abdf9871e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling zipf v7.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "0ff01f3980235000f364f9e85f0f0e7b291b63a2bfbce7ac71288abdf9871e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ff01f3980235000f364f9e85f0f0e7b291b63a2bfbce7ac71288abdf9871e79", kill_on_drop: false }`
[INFO] [stdout] 0ff01f3980235000f364f9e85f0f0e7b291b63a2bfbce7ac71288abdf9871e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53a8345b160c5930e83ab98bf5fb094f4152e209b22a5fcc03dabd81babbf6bd
[INFO] running `Command { std: "docker" "start" "-a" "53a8345b160c5930e83ab98bf5fb094f4152e209b22a5fcc03dabd81babbf6bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling zipf v7.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "53a8345b160c5930e83ab98bf5fb094f4152e209b22a5fcc03dabd81babbf6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a8345b160c5930e83ab98bf5fb094f4152e209b22a5fcc03dabd81babbf6bd", kill_on_drop: false }`
[INFO] [stdout] 53a8345b160c5930e83ab98bf5fb094f4152e209b22a5fcc03dabd81babbf6bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1826ca65bc3b045b8b93f07f5044d0be19c365bcce3d9d88fa653549c963bb17
[INFO] running `Command { std: "docker" "start" "-a" "1826ca65bc3b045b8b93f07f5044d0be19c365bcce3d9d88fa653549c963bb17", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zipf-e826761c5a72c9eb)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::debug ... ok
[INFO] [stdout] test test::three ... ignored
[INFO] [stdout] test test::errs ... ok
[INFO] [stdout] test test::one ... ok
[INFO] [stdout] test test::float ... ok
[INFO] [stdout] test test::two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 22.81s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zipf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ignored
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1826ca65bc3b045b8b93f07f5044d0be19c365bcce3d9d88fa653549c963bb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1826ca65bc3b045b8b93f07f5044d0be19c365bcce3d9d88fa653549c963bb17", kill_on_drop: false }`
[INFO] [stdout] 1826ca65bc3b045b8b93f07f5044d0be19c365bcce3d9d88fa653549c963bb17