[INFO] fetching crate zsplg-core 0.0.0-alpha2...
[INFO] testing zsplg-core-0.0.0-alpha2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate zsplg-core 0.0.0-alpha2 into /workspace/builds/worker-54/source
[INFO] validating manifest of crates.io crate zsplg-core 0.0.0-alpha2 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 zsplg-core 0.0.0-alpha2
[INFO] finished tweaking crates.io crate zsplg-core 0.0.0-alpha2
[INFO] tweaked toml for crates.io crate zsplg-core 0.0.0-alpha2 written to /workspace/builds/worker-54/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 75d4a59cb2ea53e955a1f9481a73747ba6f6ac270e4079d37172f75d5a3ec831
[INFO] running `Command { std: "docker" "start" "-a" "75d4a59cb2ea53e955a1f9481a73747ba6f6ac270e4079d37172f75d5a3ec831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75d4a59cb2ea53e955a1f9481a73747ba6f6ac270e4079d37172f75d5a3ec831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d4a59cb2ea53e955a1f9481a73747ba6f6ac270e4079d37172f75d5a3ec831", kill_on_drop: false }`
[INFO] [stdout] 75d4a59cb2ea53e955a1f9481a73747ba6f6ac270e4079d37172f75d5a3ec831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 6a444b7aa17e945394645ddb9bf5878af47ae48dda32464ec9d6f5ab70a10de3
[INFO] running `Command { std: "docker" "start" "-a" "6a444b7aa17e945394645ddb9bf5878af47ae48dda32464ec9d6f5ab70a10de3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zsplg-core v0.0.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "6a444b7aa17e945394645ddb9bf5878af47ae48dda32464ec9d6f5ab70a10de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a444b7aa17e945394645ddb9bf5878af47ae48dda32464ec9d6f5ab70a10de3", kill_on_drop: false }`
[INFO] [stdout] 6a444b7aa17e945394645ddb9bf5878af47ae48dda32464ec9d6f5ab70a10de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 63da592da7d110a9e772063aaa8572f49e3f61aa0babb8109adf97d925c9e71a
[INFO] running `Command { std: "docker" "start" "-a" "63da592da7d110a9e772063aaa8572f49e3f61aa0babb8109adf97d925c9e71a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zsplg-core v0.0.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "63da592da7d110a9e772063aaa8572f49e3f61aa0babb8109adf97d925c9e71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63da592da7d110a9e772063aaa8572f49e3f61aa0babb8109adf97d925c9e71a", kill_on_drop: false }`
[INFO] [stdout] 63da592da7d110a9e772063aaa8572f49e3f61aa0babb8109adf97d925c9e71a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 450becc892bada21d1a2ef8ed2dea07f671d637c4df9dec55537b3fa6fb1542e
[INFO] running `Command { std: "docker" "start" "-a" "450becc892bada21d1a2ef8ed2dea07f671d637c4df9dec55537b3fa6fb1542e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zsplg_core-da3e0b7e2b9c27f5)
[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 zsplg-core
[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" "450becc892bada21d1a2ef8ed2dea07f671d637c4df9dec55537b3fa6fb1542e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450becc892bada21d1a2ef8ed2dea07f671d637c4df9dec55537b3fa6fb1542e", kill_on_drop: false }`
[INFO] [stdout] 450becc892bada21d1a2ef8ed2dea07f671d637c4df9dec55537b3fa6fb1542e