[INFO] fetching crate potnet 0.4.4...
[INFO] testing potnet-0.4.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate potnet 0.4.4 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate potnet 0.4.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate potnet 0.4.4
[INFO] finished tweaking crates.io crate potnet 0.4.4
[INFO] tweaked toml for crates.io crate potnet 0.4.4 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate crates.io crate potnet 0.4.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytecount v0.6.2
[INFO] [stderr]   Downloaded simplelog v0.7.6
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded structopt-flags v0.3.6
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded pot-rs v0.5.0
[INFO] [stderr]   Downloaded skeptic v0.13.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9724b1f8d55b885a264e7fa0b3fd284c5f04fcf2203c6c1c1f47105dc66b712
[INFO] running `Command { std: "docker" "start" "-a" "e9724b1f8d55b885a264e7fa0b3fd284c5f04fcf2203c6c1c1f47105dc66b712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9724b1f8d55b885a264e7fa0b3fd284c5f04fcf2203c6c1c1f47105dc66b712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9724b1f8d55b885a264e7fa0b3fd284c5f04fcf2203c6c1c1f47105dc66b712", kill_on_drop: false }`
[INFO] [stdout] e9724b1f8d55b885a264e7fa0b3fd284c5f04fcf2203c6c1c1f47105dc66b712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7a6892ebf845d7e962c8ef754fd10dc3e0dfd07a49d373c23fd5677c2635aaa
[INFO] running `Command { std: "docker" "start" "-a" "d7a6892ebf845d7e962c8ef754fd10dc3e0dfd07a49d373c23fd5677c2635aaa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling simplelog v0.7.6
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling pot-rs v0.5.0
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling skeptic v0.13.6
[INFO] [stderr]    Compiling structopt-flags v0.3.6
[INFO] [stderr]    Compiling potnet v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.59s
[INFO] running `Command { std: "docker" "inspect" "d7a6892ebf845d7e962c8ef754fd10dc3e0dfd07a49d373c23fd5677c2635aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a6892ebf845d7e962c8ef754fd10dc3e0dfd07a49d373c23fd5677c2635aaa", kill_on_drop: false }`
[INFO] [stdout] d7a6892ebf845d7e962c8ef754fd10dc3e0dfd07a49d373c23fd5677c2635aaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b56b31542effc76555e4bb37480c60041bb698430e30739d31c658fdf96bb4ef
[INFO] running `Command { std: "docker" "start" "-a" "b56b31542effc76555e4bb37480c60041bb698430e30739d31c658fdf96bb4ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling potnet v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "b56b31542effc76555e4bb37480c60041bb698430e30739d31c658fdf96bb4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56b31542effc76555e4bb37480c60041bb698430e30739d31c658fdf96bb4ef", kill_on_drop: false }`
[INFO] [stdout] b56b31542effc76555e4bb37480c60041bb698430e30739d31c658fdf96bb4ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4316d0bdf3e712e183112623b4d821775837b42191d709c703bc9eaed1bbe438
[INFO] running `Command { std: "docker" "start" "-a" "4316d0bdf3e712e183112623b4d821775837b42191d709c703bc9eaed1bbe438", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/potcpu-c6ba8678d76cbf4a)
[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 unittests (/opt/rustwide/target/debug/deps/potnet-b557e0e895f3ed07)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::get_network_size_000 ... ok
[INFO] [stdout] test tests::get_prefix_length_000 ... ok
[INFO] [stdout] test tests::get_prefix_length_001 ... ok
[INFO] [stdout] test tests::get_prefix_length_002 ... ok
[INFO] [stdout] test tests::get_prefix_length_010 ... ok
[INFO] [stdout] test tests::get_prefix_length_011 ... ok
[INFO] [stdout] test tests::get_prefix_length_012 ... ok
[INFO] [stdout] test tests::get_network_size_001 ... ok
[INFO] [stdout] test tests::get_network_size_002 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4316d0bdf3e712e183112623b4d821775837b42191d709c703bc9eaed1bbe438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4316d0bdf3e712e183112623b4d821775837b42191d709c703bc9eaed1bbe438", kill_on_drop: false }`
[INFO] [stdout] 4316d0bdf3e712e183112623b4d821775837b42191d709c703bc9eaed1bbe438