[INFO] fetching crate ipgen 1.0.1...
[INFO] testing ipgen-1.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate ipgen 1.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate ipgen 1.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipgen 1.0.1
[INFO] finished tweaking crates.io crate ipgen 1.0.1
[INFO] tweaked toml for crates.io crate ipgen 1.0.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0e52bde4931da67dbdb1bd1a24a60681d4e2f0c894a2d112b0e3daa4bc39a1b
[INFO] running `Command { std: "docker" "start" "-a" "c0e52bde4931da67dbdb1bd1a24a60681d4e2f0c894a2d112b0e3daa4bc39a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0e52bde4931da67dbdb1bd1a24a60681d4e2f0c894a2d112b0e3daa4bc39a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e52bde4931da67dbdb1bd1a24a60681d4e2f0c894a2d112b0e3daa4bc39a1b", kill_on_drop: false }`
[INFO] [stdout] c0e52bde4931da67dbdb1bd1a24a60681d4e2f0c894a2d112b0e3daa4bc39a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a86d788ba94950ede1bf01b81c211f33c8594761643c2db796986f33ad595ef5
[INFO] running `Command { std: "docker" "start" "-a" "a86d788ba94950ede1bf01b81c211f33c8594761643c2db796986f33ad595ef5", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling ipnetwork v0.17.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling ipgen v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.74s
[INFO] running `Command { std: "docker" "inspect" "a86d788ba94950ede1bf01b81c211f33c8594761643c2db796986f33ad595ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86d788ba94950ede1bf01b81c211f33c8594761643c2db796986f33ad595ef5", kill_on_drop: false }`
[INFO] [stdout] a86d788ba94950ede1bf01b81c211f33c8594761643c2db796986f33ad595ef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ca259f97d91d57cc76a1eebe3b2d8d57591309a1e9bdd1630fbcc85cec3b200
[INFO] running `Command { std: "docker" "start" "-a" "5ca259f97d91d57cc76a1eebe3b2d8d57591309a1e9bdd1630fbcc85cec3b200", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipgen v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "5ca259f97d91d57cc76a1eebe3b2d8d57591309a1e9bdd1630fbcc85cec3b200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ca259f97d91d57cc76a1eebe3b2d8d57591309a1e9bdd1630fbcc85cec3b200", kill_on_drop: false }`
[INFO] [stdout] 5ca259f97d91d57cc76a1eebe3b2d8d57591309a1e9bdd1630fbcc85cec3b200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17f76e56738489e1bf5fc9209167d3f34937af63e4f719ff537ce6769c5d5aa7
[INFO] running `Command { std: "docker" "start" "-a" "17f76e56738489e1bf5fc9209167d3f34937af63e4f719ff537ce6769c5d5aa7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipgen-a0a68792fe124ae4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::subnet_generation ... ok
[INFO] [stdout] test tests::ip_generation ... 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]    Doc-tests ipgen
[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" "17f76e56738489e1bf5fc9209167d3f34937af63e4f719ff537ce6769c5d5aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f76e56738489e1bf5fc9209167d3f34937af63e4f719ff537ce6769c5d5aa7", kill_on_drop: false }`
[INFO] [stdout] 17f76e56738489e1bf5fc9209167d3f34937af63e4f719ff537ce6769c5d5aa7