[INFO] fetching crate ctc 0.2.2...
[INFO] testing ctc-0.2.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ctc 0.2.2 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate ctc 0.2.2 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 ctc 0.2.2
[INFO] finished tweaking crates.io crate ctc 0.2.2
[INFO] tweaked toml for crates.io crate ctc 0.2.2 written to /workspace/builds/worker-102/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 82f5c8dc70cd41d7ac17c6673ad6a2d37844fb05587e7368d7e9d483c7b06c33
[INFO] running `Command { std: "docker" "start" "-a" "82f5c8dc70cd41d7ac17c6673ad6a2d37844fb05587e7368d7e9d483c7b06c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82f5c8dc70cd41d7ac17c6673ad6a2d37844fb05587e7368d7e9d483c7b06c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f5c8dc70cd41d7ac17c6673ad6a2d37844fb05587e7368d7e9d483c7b06c33", kill_on_drop: false }`
[INFO] [stdout] 82f5c8dc70cd41d7ac17c6673ad6a2d37844fb05587e7368d7e9d483c7b06c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 1d7b200f6635a77220c5786f773d269b1d48753ed86dad026fd68b3a4288b13f
[INFO] running `Command { std: "docker" "start" "-a" "1d7b200f6635a77220c5786f773d269b1d48753ed86dad026fd68b3a4288b13f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling ctc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "1d7b200f6635a77220c5786f773d269b1d48753ed86dad026fd68b3a4288b13f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7b200f6635a77220c5786f773d269b1d48753ed86dad026fd68b3a4288b13f", kill_on_drop: false }`
[INFO] [stdout] 1d7b200f6635a77220c5786f773d269b1d48753ed86dad026fd68b3a4288b13f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] b03dacb17c5ff51dcb6b832b1bd0b088c69d40b7a3364fa7bf0be4d53252e787
[INFO] running `Command { std: "docker" "start" "-a" "b03dacb17c5ff51dcb6b832b1bd0b088c69d40b7a3364fa7bf0be4d53252e787", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ctc-4f17d90098e8f5f8)
[INFO] running `Command { std: "docker" "inspect" "b03dacb17c5ff51dcb6b832b1bd0b088c69d40b7a3364fa7bf0be4d53252e787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03dacb17c5ff51dcb6b832b1bd0b088c69d40b7a3364fa7bf0be4d53252e787", kill_on_drop: false }`
[INFO] [stdout] b03dacb17c5ff51dcb6b832b1bd0b088c69d40b7a3364fa7bf0be4d53252e787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] dce1e046c578f1695c11e7c0e780d040c45a9603444125940df825c70f7c0581
[INFO] running `Command { std: "docker" "start" "-a" "dce1e046c578f1695c11e7c0e780d040c45a9603444125940df825c70f7c0581", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ctc-4f17d90098e8f5f8)
[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 ctc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - import_conf (line 121) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dce1e046c578f1695c11e7c0e780d040c45a9603444125940df825c70f7c0581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce1e046c578f1695c11e7c0e780d040c45a9603444125940df825c70f7c0581", kill_on_drop: false }`
[INFO] [stdout] dce1e046c578f1695c11e7c0e780d040c45a9603444125940df825c70f7c0581