[INFO] fetching crate d-_-b 0.0.1...
[INFO] testing d-_-b-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate d-_-b 0.0.1 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate d-_-b 0.0.1 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 d-_-b 0.0.1
[INFO] finished tweaking crates.io crate d-_-b 0.0.1
[INFO] tweaked toml for crates.io crate d-_-b 0.0.1 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 3bb4db0054c9e587943e6244ed23d81f1e8785fc7c39bbc6070162b3db6dd26a
[INFO] running `Command { std: "docker" "start" "-a" "3bb4db0054c9e587943e6244ed23d81f1e8785fc7c39bbc6070162b3db6dd26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb4db0054c9e587943e6244ed23d81f1e8785fc7c39bbc6070162b3db6dd26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb4db0054c9e587943e6244ed23d81f1e8785fc7c39bbc6070162b3db6dd26a", kill_on_drop: false }`
[INFO] [stdout] 3bb4db0054c9e587943e6244ed23d81f1e8785fc7c39bbc6070162b3db6dd26a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] f5f3ea2baf440c2477fa067c6101cf1b7fc5227a796b0d117fd3c68df7c72952
[INFO] running `Command { std: "docker" "start" "-a" "f5f3ea2baf440c2477fa067c6101cf1b7fc5227a796b0d117fd3c68df7c72952", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling d-_-b v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "f5f3ea2baf440c2477fa067c6101cf1b7fc5227a796b0d117fd3c68df7c72952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f3ea2baf440c2477fa067c6101cf1b7fc5227a796b0d117fd3c68df7c72952", kill_on_drop: false }`
[INFO] [stdout] f5f3ea2baf440c2477fa067c6101cf1b7fc5227a796b0d117fd3c68df7c72952
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] fc2fb2cc42b282c62842a8144d4ed707f3530bda82b6f39917a8b747da0db30d
[INFO] running `Command { std: "docker" "start" "-a" "fc2fb2cc42b282c62842a8144d4ed707f3530bda82b6f39917a8b747da0db30d", kill_on_drop: false }`
[INFO] [stderr]    Compiling d-_-b v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/d___b-a9154797ea81fb4c)
[INFO] running `Command { std: "docker" "inspect" "fc2fb2cc42b282c62842a8144d4ed707f3530bda82b6f39917a8b747da0db30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2fb2cc42b282c62842a8144d4ed707f3530bda82b6f39917a8b747da0db30d", kill_on_drop: false }`
[INFO] [stdout] fc2fb2cc42b282c62842a8144d4ed707f3530bda82b6f39917a8b747da0db30d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 04a1a0719d0cb60dce374cf09d5f4365416550aaedba7a0881b3a7f1590be2ab
[INFO] running `Command { std: "docker" "start" "-a" "04a1a0719d0cb60dce374cf09d5f4365416550aaedba7a0881b3a7f1590be2ab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/d___b-a9154797ea81fb4c)
[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]    Doc-tests d-_-b
[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" "04a1a0719d0cb60dce374cf09d5f4365416550aaedba7a0881b3a7f1590be2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a1a0719d0cb60dce374cf09d5f4365416550aaedba7a0881b3a7f1590be2ab", kill_on_drop: false }`
[INFO] [stdout] 04a1a0719d0cb60dce374cf09d5f4365416550aaedba7a0881b3a7f1590be2ab