[INFO] fetching crate sugars 3.0.0...
[INFO] testing sugars-3.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sugars 3.0.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate sugars 3.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sugars 3.0.0
[INFO] finished tweaking crates.io crate sugars 3.0.0
[INFO] tweaked toml for crates.io crate sugars 3.0.0 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 159f394ad679e5d8ce2ab4051ad0b05f2b66fddb094ab556181d48fedc040c0d
[INFO] running `Command { std: "docker" "start" "-a" "159f394ad679e5d8ce2ab4051ad0b05f2b66fddb094ab556181d48fedc040c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "159f394ad679e5d8ce2ab4051ad0b05f2b66fddb094ab556181d48fedc040c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159f394ad679e5d8ce2ab4051ad0b05f2b66fddb094ab556181d48fedc040c0d", kill_on_drop: false }`
[INFO] [stdout] 159f394ad679e5d8ce2ab4051ad0b05f2b66fddb094ab556181d48fedc040c0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 683fbff29805186f56e876e104193ce02ac46cc725084cab02c207ac21309a17
[INFO] running `Command { std: "docker" "start" "-a" "683fbff29805186f56e876e104193ce02ac46cc725084cab02c207ac21309a17", kill_on_drop: false }`
[INFO] [stderr]    Compiling sugars v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "683fbff29805186f56e876e104193ce02ac46cc725084cab02c207ac21309a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683fbff29805186f56e876e104193ce02ac46cc725084cab02c207ac21309a17", kill_on_drop: false }`
[INFO] [stdout] 683fbff29805186f56e876e104193ce02ac46cc725084cab02c207ac21309a17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 809a11f0e3e811cc688c7882ca5b5c0961473accec43996c4e9aefe330d82f6d
[INFO] running `Command { std: "docker" "start" "-a" "809a11f0e3e811cc688c7882ca5b5c0961473accec43996c4e9aefe330d82f6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sugars v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "809a11f0e3e811cc688c7882ca5b5c0961473accec43996c4e9aefe330d82f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809a11f0e3e811cc688c7882ca5b5c0961473accec43996c4e9aefe330d82f6d", kill_on_drop: false }`
[INFO] [stdout] 809a11f0e3e811cc688c7882ca5b5c0961473accec43996c4e9aefe330d82f6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4c341ab4115293db18ec8b9f8c8230ea88f7e66d48498c6d741c1ff45d8deec
[INFO] running `Command { std: "docker" "start" "-a" "f4c341ab4115293db18ec8b9f8c8230ea88f7e66d48498c6d741c1ff45d8deec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sugars-ff6fca142681f383)
[INFO] [stdout] 
[INFO] [stdout] running 61 tests
[INFO] [stdout] test collections::tests::btset ... ok
[INFO] [stdout] test collections::tests::bheap ... ok
[INFO] [stdout] test collections::tests::deque ... ok
[INFO] [stdout] test collections::tests::btmap ... ok
[INFO] [stdout] test collections::tests::hmap ... ok
[INFO] [stdout] test collections::tests::hset ... ok
[INFO] [stdout] test collections::tests::lkl ... ok
[INFO] [stdout] test collections::tests::lkl_repeat ... ok
[INFO] [stdout] test collections::tests::rlkl ... ok
[INFO] [stdout] test collections::tests::rlkl_repeat ... ok
[INFO] [stdout] test collections::tests::trailing_all ... ok
[INFO] [stdout] test comprehension::tests::c_2_nested_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::c_2_nested_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::c_3_nested_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::c_3_nested_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::c_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::c_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::cbtmap_just_in_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::cbtmap_just_in_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::cbtset_just_in_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::cbtset_just_in_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::cmap_just_in_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::cmap_just_in_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::cset_just_in_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::cset_just_in_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::cvec_2_nested_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::cvec_2_nested_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::cvec_3_nested_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::cvec_basic_no_conditional ... ok
[INFO] [stdout] test comprehension::tests::cvec_basic_with_conditional ... ok
[INFO] [stdout] test comprehension::tests::cvec_just_in_3_nested_with_conditional ... ok
[INFO] [stdout] test hash::tests::hash_default ... ok
[INFO] [stdout] test hash::tests::hash_with_hasher ... ok
[INFO] [stdout] test pointer::tests::arc ... ok
[INFO] [stdout] test pointer::tests::arc_trailing_comma ... ok
[INFO] [stdout] test pointer::tests::arc_tuples ... ok
[INFO] [stdout] test pointer::tests::boxed ... ok
[INFO] [stdout] test pointer::tests::boxed_trailing_comma ... ok
[INFO] [stdout] test pointer::tests::boxed_tuples ... ok
[INFO] [stdout] test pointer::tests::cell ... ok
[INFO] [stdout] test pointer::tests::cell_trailing_comma ... ok
[INFO] [stdout] test pointer::tests::cell_tuples ... ok
[INFO] [stdout] test pointer::tests::cow ... ok
[INFO] [stdout] test pointer::tests::mutex ... ok
[INFO] [stdout] test pointer::tests::rc ... ok
[INFO] [stdout] test pointer::tests::rc_trailing_comma ... ok
[INFO] [stdout] test pointer::tests::rc_tuples ... ok
[INFO] [stdout] test pointer::tests::refcell ... ok
[INFO] [stdout] test pointer::tests::refcell_trailing_comma ... ok
[INFO] [stdout] test pointer::tests::refcell_tuples ... ok
[INFO] [stdout] test pointer::tests::rwlock ... ok
[INFO] [stdout] test times::tests::dur_identifier_micros ... ok
[INFO] [stdout] test times::tests::dur_identifier_millis ... ok
[INFO] [stdout] test times::tests::dur_identifier_min ... ok
[INFO] [stdout] test times::tests::dur_identifier_nano ... ok
[INFO] [stdout] test times::tests::dur_identifier_sec ... ok
[INFO] [stdout] test times::tests::dur_literal_micros ... ok
[INFO] [stdout] test times::tests::dur_literal_millis ... ok
[INFO] [stdout] test times::tests::dur_literal_min ... ok
[INFO] [stdout] test times::tests::dur_literal_nano ... ok
[INFO] [stdout] test times::tests::dur_literal_sec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 61 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sugars
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test src/collections.rs - collections::btset (line 112) ... FAILED
[INFO] [stdout] test src/comprehension.rs - comprehension::cmap (line 147) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 128) ... FAILED
[INFO] [stdout] test src/comprehension.rs - comprehension::cset (line 171) ... FAILED
[INFO] [stdout] test src/comprehension.rs - comprehension::c (line 11) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 101) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name sugars --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern sugars=/opt/rustwide/target/debug/deps/libsugars-a989e9c0bbec16cf.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f4c341ab4115293db18ec8b9f8c8230ea88f7e66d48498c6d741c1ff45d8deec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c341ab4115293db18ec8b9f8c8230ea88f7e66d48498c6d741c1ff45d8deec", kill_on_drop: false }`
[INFO] [stdout] f4c341ab4115293db18ec8b9f8c8230ea88f7e66d48498c6d741c1ff45d8deec