[INFO] fetching crate gfx_mem 0.0.0...
[INFO] testing gfx_mem-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gfx_mem 0.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate gfx_mem 0.0.0 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 gfx_mem 0.0.0
[INFO] finished tweaking crates.io crate gfx_mem 0.0.0
[INFO] tweaked toml for crates.io crate gfx_mem 0.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6a0e2719223ed374d705a2d5a4381a3a8b0d9dac2057d62bac144aae4760449d
[INFO] running `Command { std: "docker" "start" "-a" "6a0e2719223ed374d705a2d5a4381a3a8b0d9dac2057d62bac144aae4760449d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a0e2719223ed374d705a2d5a4381a3a8b0d9dac2057d62bac144aae4760449d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0e2719223ed374d705a2d5a4381a3a8b0d9dac2057d62bac144aae4760449d", kill_on_drop: false }`
[INFO] [stdout] 6a0e2719223ed374d705a2d5a4381a3a8b0d9dac2057d62bac144aae4760449d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c9b493a02e2f94ae225abef0f6e727c19a927311a2c55d8fd8380058edc82f3b
[INFO] running `Command { std: "docker" "start" "-a" "c9b493a02e2f94ae225abef0f6e727c19a927311a2c55d8fd8380058edc82f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gfx_mem v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "c9b493a02e2f94ae225abef0f6e727c19a927311a2c55d8fd8380058edc82f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b493a02e2f94ae225abef0f6e727c19a927311a2c55d8fd8380058edc82f3b", kill_on_drop: false }`
[INFO] [stdout] c9b493a02e2f94ae225abef0f6e727c19a927311a2c55d8fd8380058edc82f3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 16d366f2a120b69ad1553199ce728dae8a12c8f440b5615a8140b06d5728be7f
[INFO] running `Command { std: "docker" "start" "-a" "16d366f2a120b69ad1553199ce728dae8a12c8f440b5615a8140b06d5728be7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gfx_mem v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "16d366f2a120b69ad1553199ce728dae8a12c8f440b5615a8140b06d5728be7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d366f2a120b69ad1553199ce728dae8a12c8f440b5615a8140b06d5728be7f", kill_on_drop: false }`
[INFO] [stdout] 16d366f2a120b69ad1553199ce728dae8a12c8f440b5615a8140b06d5728be7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b9b2795fa2735a14c2dac74e172d8f6f00b4d2806218d4b177d0f1cc5b05bbd7
[INFO] running `Command { std: "docker" "start" "-a" "b9b2795fa2735a14c2dac74e172d8f6f00b4d2806218d4b177d0f1cc5b05bbd7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gfx_mem-d505226d13dcf2fe)
[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 gfx_mem
[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" "b9b2795fa2735a14c2dac74e172d8f6f00b4d2806218d4b177d0f1cc5b05bbd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b2795fa2735a14c2dac74e172d8f6f00b4d2806218d4b177d0f1cc5b05bbd7", kill_on_drop: false }`
[INFO] [stdout] b9b2795fa2735a14c2dac74e172d8f6f00b4d2806218d4b177d0f1cc5b05bbd7