[INFO] crate undo 0.40.0 is already in cache
[INFO] testing undo-0.40.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate undo 0.40.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate undo 0.40.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate undo 0.40.0
[INFO] finished tweaking crates.io crate undo 0.40.0
[INFO] tweaked toml for crates.io crate undo 0.40.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4896dab21eabe2c002d874c7ad2b2370b94627378ab2ca6ffa0401ff3931a000
[INFO] running `"docker" "start" "-a" "4896dab21eabe2c002d874c7ad2b2370b94627378ab2ca6ffa0401ff3931a000"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling undo v0.40.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `"docker" "inspect" "4896dab21eabe2c002d874c7ad2b2370b94627378ab2ca6ffa0401ff3931a000"`
[INFO] running `"docker" "rm" "-f" "4896dab21eabe2c002d874c7ad2b2370b94627378ab2ca6ffa0401ff3931a000"`
[INFO] [stdout] 4896dab21eabe2c002d874c7ad2b2370b94627378ab2ca6ffa0401ff3931a000
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fd6efc1d49185807c96b38773aca58070b0b96a6975fd585d70da0c7ef46dd6
[INFO] running `"docker" "start" "-a" "1fd6efc1d49185807c96b38773aca58070b0b96a6975fd585d70da0c7ef46dd6"`
[INFO] [stderr]    Compiling undo v0.40.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "1fd6efc1d49185807c96b38773aca58070b0b96a6975fd585d70da0c7ef46dd6"`
[INFO] running `"docker" "rm" "-f" "1fd6efc1d49185807c96b38773aca58070b0b96a6975fd585d70da0c7ef46dd6"`
[INFO] [stdout] 1fd6efc1d49185807c96b38773aca58070b0b96a6975fd585d70da0c7ef46dd6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13d6c992bfe983b9fd0f12ad061e5f9e4c31e9e3d7205099b3d3ea3edceede5d
[INFO] running `"docker" "start" "-a" "13d6c992bfe983b9fd0f12ad061e5f9e4c31e9e3d7205099b3d3ea3edceede5d"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/undo-e408284ad28fe36b
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test checkpoint::tests::cancel ... ok
[INFO] [stdout] test checkpoint::tests::commit ... ok
[INFO] [stdout] test checkpoint::tests::saved ... ok
[INFO] [stdout] test queue::tests::commit ... ok
[INFO] [stdout] test record::tests::go_to ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests undo
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/display.rs - display::Display (line 9) ... ok
[INFO] [stdout] test src/record.rs - record::Builder (line 389) ... ok
[INFO] [stdout] test src/record.rs - record::Record (line 14) ... ok
[INFO] [stdout] test src/queue.rs - queue::Queue (line 9) ... ok
[INFO] [stdout] test src/checkpoint.rs - checkpoint::Checkpoint (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "13d6c992bfe983b9fd0f12ad061e5f9e4c31e9e3d7205099b3d3ea3edceede5d"`
[INFO] running `"docker" "rm" "-f" "13d6c992bfe983b9fd0f12ad061e5f9e4c31e9e3d7205099b3d3ea3edceede5d"`
[INFO] [stdout] 13d6c992bfe983b9fd0f12ad061e5f9e4c31e9e3d7205099b3d3ea3edceede5d