[INFO] fetching crate zstr 0.1.0...
[INFO] testing zstr-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate zstr 0.1.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate zstr 0.1.0 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 zstr 0.1.0
[INFO] finished tweaking crates.io crate zstr 0.1.0
[INFO] tweaked toml for crates.io crate zstr 0.1.0 written to /workspace/builds/worker-22/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] d6fb34d5ebde8160f19582c997335a89216d4efac0e09a4f2b2b2fe28fd1412f
[INFO] running `Command { std: "docker" "start" "-a" "d6fb34d5ebde8160f19582c997335a89216d4efac0e09a4f2b2b2fe28fd1412f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6fb34d5ebde8160f19582c997335a89216d4efac0e09a4f2b2b2fe28fd1412f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fb34d5ebde8160f19582c997335a89216d4efac0e09a4f2b2b2fe28fd1412f", kill_on_drop: false }`
[INFO] [stdout] d6fb34d5ebde8160f19582c997335a89216d4efac0e09a4f2b2b2fe28fd1412f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] b9eee2003e4f799a42a4712c8e453ea8a8dddd3cd04d5f921a8e809b4c51b08a
[INFO] running `Command { std: "docker" "start" "-a" "b9eee2003e4f799a42a4712c8e453ea8a8dddd3cd04d5f921a8e809b4c51b08a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling zstr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "b9eee2003e4f799a42a4712c8e453ea8a8dddd3cd04d5f921a8e809b4c51b08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9eee2003e4f799a42a4712c8e453ea8a8dddd3cd04d5f921a8e809b4c51b08a", kill_on_drop: false }`
[INFO] [stdout] b9eee2003e4f799a42a4712c8e453ea8a8dddd3cd04d5f921a8e809b4c51b08a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 9b0c5752bf03d71db4d3f198db5cbb1ba14348664291b0a6232abea77c9a27e1
[INFO] running `Command { std: "docker" "start" "-a" "9b0c5752bf03d71db4d3f198db5cbb1ba14348664291b0a6232abea77c9a27e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "9b0c5752bf03d71db4d3f198db5cbb1ba14348664291b0a6232abea77c9a27e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b0c5752bf03d71db4d3f198db5cbb1ba14348664291b0a6232abea77c9a27e1", kill_on_drop: false }`
[INFO] [stdout] 9b0c5752bf03d71db4d3f198db5cbb1ba14348664291b0a6232abea77c9a27e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 1a529add013d9181a164ae6e24019c2ac29955191fbdb20daf5270960234931a
[INFO] running `Command { std: "docker" "start" "-a" "1a529add013d9181a164ae6e24019c2ac29955191fbdb20daf5270960234931a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zstr-bed503c313fefa49)
[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 zstr
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - zstr (line 35) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - zstr (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a529add013d9181a164ae6e24019c2ac29955191fbdb20daf5270960234931a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a529add013d9181a164ae6e24019c2ac29955191fbdb20daf5270960234931a", kill_on_drop: false }`
[INFO] [stdout] 1a529add013d9181a164ae6e24019c2ac29955191fbdb20daf5270960234931a