[INFO] fetching crate zerodmg-utils 0.1.9...
[INFO] testing zerodmg-utils-0.1.9 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate zerodmg-utils 0.1.9 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate zerodmg-utils 0.1.9 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zerodmg-utils 0.1.9
[INFO] finished tweaking crates.io crate zerodmg-utils 0.1.9
[INFO] tweaked toml for crates.io crate zerodmg-utils 0.1.9 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c32dc73d7fd5cd711040edcb742d0ecf7dbfe57887ad101554fe75c08bf77cfe
[INFO] running `Command { std: "docker" "start" "-a" "c32dc73d7fd5cd711040edcb742d0ecf7dbfe57887ad101554fe75c08bf77cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c32dc73d7fd5cd711040edcb742d0ecf7dbfe57887ad101554fe75c08bf77cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32dc73d7fd5cd711040edcb742d0ecf7dbfe57887ad101554fe75c08bf77cfe", kill_on_drop: false }`
[INFO] [stdout] c32dc73d7fd5cd711040edcb742d0ecf7dbfe57887ad101554fe75c08bf77cfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3ce95fb82c2ca8a73f92d29e2ada1a516aa6a6db5a0e7584bafdd370e4e7b17
[INFO] running `Command { std: "docker" "start" "-a" "f3ce95fb82c2ca8a73f92d29e2ada1a516aa6a6db5a0e7584bafdd370e4e7b17", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling zerodmg-utils v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.90s
[INFO] running `Command { std: "docker" "inspect" "f3ce95fb82c2ca8a73f92d29e2ada1a516aa6a6db5a0e7584bafdd370e4e7b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ce95fb82c2ca8a73f92d29e2ada1a516aa6a6db5a0e7584bafdd370e4e7b17", kill_on_drop: false }`
[INFO] [stdout] f3ce95fb82c2ca8a73f92d29e2ada1a516aa6a6db5a0e7584bafdd370e4e7b17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8d3a4d7a65f72cd7642cf8943d0a9d979a7628dad8a2b996948779e645aba77
[INFO] running `Command { std: "docker" "start" "-a" "a8d3a4d7a65f72cd7642cf8943d0a9d979a7628dad8a2b996948779e645aba77", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zerodmg-utils v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "a8d3a4d7a65f72cd7642cf8943d0a9d979a7628dad8a2b996948779e645aba77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d3a4d7a65f72cd7642cf8943d0a9d979a7628dad8a2b996948779e645aba77", kill_on_drop: false }`
[INFO] [stdout] a8d3a4d7a65f72cd7642cf8943d0a9d979a7628dad8a2b996948779e645aba77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d244638e33de6d70b68b4c8c896d20116423d321d6c1674364fff0bf34a02a5c
[INFO] running `Command { std: "docker" "start" "-a" "d244638e33de6d70b68b4c8c896d20116423d321d6c1674364fff0bf34a02a5c", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zerodmg_utils-0681764886f36387)
[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 zerodmg-utils
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_set_bit (line 89) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8s_to_u16 (line 10) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_get_bit (line 53) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_set_bit (line 70) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u16_to_u8s (line 25) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_get_bit (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d244638e33de6d70b68b4c8c896d20116423d321d6c1674364fff0bf34a02a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d244638e33de6d70b68b4c8c896d20116423d321d6c1674364fff0bf34a02a5c", kill_on_drop: false }`
[INFO] [stdout] d244638e33de6d70b68b4c8c896d20116423d321d6c1674364fff0bf34a02a5c