[INFO] fetching crate ytitler 0.1.1...
[INFO] testing ytitler-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ytitler 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ytitler 0.1.1 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 ytitler 0.1.1
[INFO] finished tweaking crates.io crate ytitler 0.1.1
[INFO] tweaked toml for crates.io crate ytitler 0.1.1 written to /workspace/builds/worker-1/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] 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7dd6acd29060c2390ccbf234f863f9eb74c719c0d1a498547dfab94a89f5a0df
[INFO] running `Command { std: "docker" "start" "-a" "7dd6acd29060c2390ccbf234f863f9eb74c719c0d1a498547dfab94a89f5a0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dd6acd29060c2390ccbf234f863f9eb74c719c0d1a498547dfab94a89f5a0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dd6acd29060c2390ccbf234f863f9eb74c719c0d1a498547dfab94a89f5a0df", kill_on_drop: false }`
[INFO] [stdout] 7dd6acd29060c2390ccbf234f863f9eb74c719c0d1a498547dfab94a89f5a0df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4d8361bfff851bea74d0ccbcaf20a73e8af22a41694935c2dd71bffb6fabb0fb
[INFO] running `Command { std: "docker" "start" "-a" "4d8361bfff851bea74d0ccbcaf20a73e8af22a41694935c2dd71bffb6fabb0fb", 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] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling pbr v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling ytitler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.41s
[INFO] running `Command { std: "docker" "inspect" "4d8361bfff851bea74d0ccbcaf20a73e8af22a41694935c2dd71bffb6fabb0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8361bfff851bea74d0ccbcaf20a73e8af22a41694935c2dd71bffb6fabb0fb", kill_on_drop: false }`
[INFO] [stdout] 4d8361bfff851bea74d0ccbcaf20a73e8af22a41694935c2dd71bffb6fabb0fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6f0b60c819f86e4dfa573813226ce34dc54b6bd6eebee37b8ace0b28d0fb5809
[INFO] running `Command { std: "docker" "start" "-a" "6f0b60c819f86e4dfa573813226ce34dc54b6bd6eebee37b8ace0b28d0fb5809", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ytitler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ytitler-b071aad2908976ba)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ytitler-8f335e7aa9c0fb9c)
[INFO] running `Command { std: "docker" "inspect" "6f0b60c819f86e4dfa573813226ce34dc54b6bd6eebee37b8ace0b28d0fb5809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0b60c819f86e4dfa573813226ce34dc54b6bd6eebee37b8ace0b28d0fb5809", kill_on_drop: false }`
[INFO] [stdout] 6f0b60c819f86e4dfa573813226ce34dc54b6bd6eebee37b8ace0b28d0fb5809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 468b98166cac7d2e632878a52db203e84840e7b56670da3899ca953dd1fb413f
[INFO] running `Command { std: "docker" "start" "-a" "468b98166cac7d2e632878a52db203e84840e7b56670da3899ca953dd1fb413f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ytitler-b071aad2908976ba)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ytitler-8f335e7aa9c0fb9c)
[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] [stdout] 
[INFO] [stderr]    Doc-tests ytitler
[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 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" "468b98166cac7d2e632878a52db203e84840e7b56670da3899ca953dd1fb413f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "468b98166cac7d2e632878a52db203e84840e7b56670da3899ca953dd1fb413f", kill_on_drop: false }`
[INFO] [stdout] 468b98166cac7d2e632878a52db203e84840e7b56670da3899ca953dd1fb413f