[INFO] fetching crate qwest_r 0.2.0...
[INFO] testing qwest_r-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate qwest_r 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate qwest_r 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qwest_r 0.2.0
[INFO] finished tweaking crates.io crate qwest_r 0.2.0
[INFO] tweaked toml for crates.io crate qwest_r 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate qwest_r 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59bb85e2be9c059df01678c0a2749f87941c934ef46d97eeb4684b434efbb485
[INFO] running `Command { std: "docker" "start" "-a" "59bb85e2be9c059df01678c0a2749f87941c934ef46d97eeb4684b434efbb485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59bb85e2be9c059df01678c0a2749f87941c934ef46d97eeb4684b434efbb485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59bb85e2be9c059df01678c0a2749f87941c934ef46d97eeb4684b434efbb485", kill_on_drop: false }`
[INFO] [stdout] 59bb85e2be9c059df01678c0a2749f87941c934ef46d97eeb4684b434efbb485
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d2cc7b3b3bc229636670ae0ab3b58724a287bc708dd5e3e472c1554d9bf1eee
[INFO] running `Command { std: "docker" "start" "-a" "4d2cc7b3b3bc229636670ae0ab3b58724a287bc708dd5e3e472c1554d9bf1eee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling tcod-sys v5.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling tcod v0.15.0
[INFO] [stderr]    Compiling qwest_r v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.24s
[INFO] running `Command { std: "docker" "inspect" "4d2cc7b3b3bc229636670ae0ab3b58724a287bc708dd5e3e472c1554d9bf1eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2cc7b3b3bc229636670ae0ab3b58724a287bc708dd5e3e472c1554d9bf1eee", kill_on_drop: false }`
[INFO] [stdout] 4d2cc7b3b3bc229636670ae0ab3b58724a287bc708dd5e3e472c1554d9bf1eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95c0beb61714bf935c788ffa5e3b92ad98fb9591abb36625fb9c0878daf2f0e7
[INFO] running `Command { std: "docker" "start" "-a" "95c0beb61714bf935c788ffa5e3b92ad98fb9591abb36625fb9c0878daf2f0e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling qwest_r v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "95c0beb61714bf935c788ffa5e3b92ad98fb9591abb36625fb9c0878daf2f0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c0beb61714bf935c788ffa5e3b92ad98fb9591abb36625fb9c0878daf2f0e7", kill_on_drop: false }`
[INFO] [stdout] 95c0beb61714bf935c788ffa5e3b92ad98fb9591abb36625fb9c0878daf2f0e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4f6702f7fc3845fc09489bb7bc385a91b3e8c03a03ae783027d339131b4c8cb
[INFO] running `Command { std: "docker" "start" "-a" "c4f6702f7fc3845fc09489bb7bc385a91b3e8c03a03ae783027d339131b4c8cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qwest_r-1fd593e1fe9996f8)
[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" "c4f6702f7fc3845fc09489bb7bc385a91b3e8c03a03ae783027d339131b4c8cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f6702f7fc3845fc09489bb7bc385a91b3e8c03a03ae783027d339131b4c8cb", kill_on_drop: false }`
[INFO] [stdout] c4f6702f7fc3845fc09489bb7bc385a91b3e8c03a03ae783027d339131b4c8cb