[INFO] fetching crate vboxhelper 0.3.3...
[INFO] testing vboxhelper-0.3.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate vboxhelper 0.3.3 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate vboxhelper 0.3.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vboxhelper 0.3.3
[INFO] finished tweaking crates.io crate vboxhelper 0.3.3
[INFO] tweaked toml for crates.io crate vboxhelper 0.3.3 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate crates.io crate vboxhelper 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f8d3a9acd77e74cbb03cf503133b014fb4289a5d492cf888fea422427330e52
[INFO] running `Command { std: "docker" "start" "-a" "2f8d3a9acd77e74cbb03cf503133b014fb4289a5d492cf888fea422427330e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f8d3a9acd77e74cbb03cf503133b014fb4289a5d492cf888fea422427330e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f8d3a9acd77e74cbb03cf503133b014fb4289a5d492cf888fea422427330e52", kill_on_drop: false }`
[INFO] [stdout] 2f8d3a9acd77e74cbb03cf503133b014fb4289a5d492cf888fea422427330e52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 668483b5dfb984938bb5d2320755ca89418ccb2da597b37abdc503326fb9af66
[INFO] running `Command { std: "docker" "start" "-a" "668483b5dfb984938bb5d2320755ca89418ccb2da597b37abdc503326fb9af66", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling eui48 v1.1.0
[INFO] [stderr]    Compiling vboxhelper v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.14s
[INFO] running `Command { std: "docker" "inspect" "668483b5dfb984938bb5d2320755ca89418ccb2da597b37abdc503326fb9af66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668483b5dfb984938bb5d2320755ca89418ccb2da597b37abdc503326fb9af66", kill_on_drop: false }`
[INFO] [stdout] 668483b5dfb984938bb5d2320755ca89418ccb2da597b37abdc503326fb9af66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4b69ceab803985aed7fb6df22db839bcb815b025d32808f6d495de1a8fd1e34
[INFO] running `Command { std: "docker" "start" "-a" "d4b69ceab803985aed7fb6df22db839bcb815b025d32808f6d495de1a8fd1e34", kill_on_drop: false }`
[INFO] [stderr]    Compiling vboxhelper v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/vboxhelper-e9835b7baae187ed)
[INFO] running `Command { std: "docker" "inspect" "d4b69ceab803985aed7fb6df22db839bcb815b025d32808f6d495de1a8fd1e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b69ceab803985aed7fb6df22db839bcb815b025d32808f6d495de1a8fd1e34", kill_on_drop: false }`
[INFO] [stdout] d4b69ceab803985aed7fb6df22db839bcb815b025d32808f6d495de1a8fd1e34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df9ccff0f5a3e125b7ec4de83cae62e3d585ede1cd586b1d23a96d636ece4274
[INFO] running `Command { std: "docker" "start" "-a" "df9ccff0f5a3e125b7ec4de83cae62e3d585ede1cd586b1d23a96d636ece4274", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vboxhelper-e9835b7baae187ed)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vboxhelper
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - wait_for_croak (line 635) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] test src/lib.rs - wait_for_state (line 595) - compile ... ok
[INFO] [stdout] test src/lib.rs - try_get_pid (line 369) - compile ... ok
[INFO] [stdout] test src/vmid.rs - vmid::VmId (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df9ccff0f5a3e125b7ec4de83cae62e3d585ede1cd586b1d23a96d636ece4274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9ccff0f5a3e125b7ec4de83cae62e3d585ede1cd586b1d23a96d636ece4274", kill_on_drop: false }`
[INFO] [stdout] df9ccff0f5a3e125b7ec4de83cae62e3d585ede1cd586b1d23a96d636ece4274