[INFO] fetching crate snof 0.1.0...
[INFO] testing snof-0.1.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate snof 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate snof 0.1.0
[INFO] finished tweaking crates.io crate snof 0.1.0
[INFO] tweaked toml for crates.io crate snof 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate snof 0.1.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snof 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6def6a0470c51375702c388ed61075081a6592b3db54c7ecab35a0c668cbd88
[INFO] running `Command { std: "docker" "start" "-a" "f6def6a0470c51375702c388ed61075081a6592b3db54c7ecab35a0c668cbd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6def6a0470c51375702c388ed61075081a6592b3db54c7ecab35a0c668cbd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6def6a0470c51375702c388ed61075081a6592b3db54c7ecab35a0c668cbd88", kill_on_drop: false }`
[INFO] [stdout] f6def6a0470c51375702c388ed61075081a6592b3db54c7ecab35a0c668cbd88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 716e6b29ffc82c421a11687bf286a8eb1209f9a893fcc17958d0cd5b3517edf7
[INFO] running `Command { std: "docker" "start" "-a" "716e6b29ffc82c421a11687bf286a8eb1209f9a893fcc17958d0cd5b3517edf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling snof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "716e6b29ffc82c421a11687bf286a8eb1209f9a893fcc17958d0cd5b3517edf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716e6b29ffc82c421a11687bf286a8eb1209f9a893fcc17958d0cd5b3517edf7", kill_on_drop: false }`
[INFO] [stdout] 716e6b29ffc82c421a11687bf286a8eb1209f9a893fcc17958d0cd5b3517edf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d34b91cc56a862feac15a37c8f43db24f8ff2384e530387d09f54091317f78f
[INFO] running `Command { std: "docker" "start" "-a" "0d34b91cc56a862feac15a37c8f43db24f8ff2384e530387d09f54091317f78f", kill_on_drop: false }`
[INFO] [stderr]    Compiling snof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "0d34b91cc56a862feac15a37c8f43db24f8ff2384e530387d09f54091317f78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d34b91cc56a862feac15a37c8f43db24f8ff2384e530387d09f54091317f78f", kill_on_drop: false }`
[INFO] [stdout] 0d34b91cc56a862feac15a37c8f43db24f8ff2384e530387d09f54091317f78f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e947a2b87711fea2722b4b060813be83093d3954c2842e048904c4871705dff
[INFO] running `Command { std: "docker" "start" "-a" "8e947a2b87711fea2722b4b060813be83093d3954c2842e048904c4871705dff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snof-226aded2b96d8ece)
[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 snof
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Arc` in this scope
[INFO] [stdout]   --> src/lib.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let generator = Arc::new(SnowflakeGenerator::new());
[INFO] [stdout]    |                     ^^^ use of undeclared type `Arc`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 17 + use std::sync::Arc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Arc` in this scope
[INFO] [stdout]   --> src/lib.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let other_generator = Arc::clone(&generator);
[INFO] [stdout]    |                               ^^^ use of undeclared type `Arc`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 17 + use std::sync::Arc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `thread` in this scope
[INFO] [stdout]   --> src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^ use of unresolved module or unlinked crate `thread`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `thread`, use `cargo add thread` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 17 + use std::thread;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.22s; merged doctests compilation took 0.13s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8e947a2b87711fea2722b4b060813be83093d3954c2842e048904c4871705dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e947a2b87711fea2722b4b060813be83093d3954c2842e048904c4871705dff", kill_on_drop: false }`
[INFO] [stdout] 8e947a2b87711fea2722b4b060813be83093d3954c2842e048904c4871705dff
