[INFO] crate ketos 0.12.0 is already in cache
[INFO] testing ketos-0.12.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate ketos 0.12.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ketos 0.12.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ketos 0.12.0
[INFO] finished tweaking crates.io crate ketos 0.12.0
[INFO] tweaked toml for crates.io crate ketos 0.12.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ketos 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "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] 425baa912c03a8e86ab4925715a11c394d8e8dae8b608b4cd07fb4307d3f9d41
[INFO] running `"docker" "start" "-a" "425baa912c03a8e86ab4925715a11c394d8e8dae8b608b4cd07fb4307d3f9d41"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling smallstr v0.1.0
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling gumdrop_derive v0.7.0
[INFO] [stderr]    Compiling gumdrop v0.7.0
[INFO] [stderr]    Compiling mortal v0.2.1
[INFO] [stderr]    Compiling linefeed v0.6.0
[INFO] [stderr]    Compiling ketos v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.14s
[INFO] running `"docker" "inspect" "425baa912c03a8e86ab4925715a11c394d8e8dae8b608b4cd07fb4307d3f9d41"`
[INFO] running `"docker" "rm" "-f" "425baa912c03a8e86ab4925715a11c394d8e8dae8b608b4cd07fb4307d3f9d41"`
[INFO] [stdout] 425baa912c03a8e86ab4925715a11c394d8e8dae8b608b4cd07fb4307d3f9d41
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a677f3c3dd6d832ed12001b1eee5ec54038f1b06e48e4468a697bc5d9deec8de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a677f3c3dd6d832ed12001b1eee5ec54038f1b06e48e4468a697bc5d9deec8de"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling ketos_derive v0.12.0
[INFO] [stderr]    Compiling ketos v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ketos`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ketos --edition=2018 src/ketos/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=f22436fd834f61b8 -C extra-filename=-f22436fd834f61b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern assert_matches=/opt/rustwide/target/debug/deps/libassert_matches-0409080a51fb93f2.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-e25957e3c50c2ac2.rlib --extern dirs=/opt/rustwide/target/debug/deps/libdirs-dd0d95fedc56adc3.rlib --extern gumdrop=/opt/rustwide/target/debug/deps/libgumdrop-fe01d550a0d6a6ee.rlib --extern ketos_derive=/opt/rustwide/target/debug/deps/libketos_derive-7201d0e077375068.so --extern linefeed=/opt/rustwide/target/debug/deps/liblinefeed-a9938956ad0f4457.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-9a9428bc630dea29.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-20532cc3e55bb733.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ketos`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name core --edition=2018 tests/core.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=5d5f85d3f91a271c -C extra-filename=-5d5f85d3f91a271c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern assert_matches=/opt/rustwide/target/debug/deps/libassert_matches-0409080a51fb93f2.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-e25957e3c50c2ac2.rlib --extern dirs=/opt/rustwide/target/debug/deps/libdirs-dd0d95fedc56adc3.rlib --extern gumdrop=/opt/rustwide/target/debug/deps/libgumdrop-fe01d550a0d6a6ee.rlib --extern ketos=/opt/rustwide/target/debug/deps/libketos-1720b2490b265fb9.rlib --extern ketos_derive=/opt/rustwide/target/debug/deps/libketos_derive-7201d0e077375068.so --extern linefeed=/opt/rustwide/target/debug/deps/liblinefeed-a9938956ad0f4457.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-9a9428bc630dea29.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-20532cc3e55bb733.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ketos`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name test_derive_struct --edition=2018 tests/test_derive_struct.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=f1a7aed81bb7d43d -C extra-filename=-f1a7aed81bb7d43d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern assert_matches=/opt/rustwide/target/debug/deps/libassert_matches-0409080a51fb93f2.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-e25957e3c50c2ac2.rlib --extern dirs=/opt/rustwide/target/debug/deps/libdirs-dd0d95fedc56adc3.rlib --extern gumdrop=/opt/rustwide/target/debug/deps/libgumdrop-fe01d550a0d6a6ee.rlib --extern ketos=/opt/rustwide/target/debug/deps/libketos-1720b2490b265fb9.rlib --extern ketos_derive=/opt/rustwide/target/debug/deps/libketos_derive-7201d0e077375068.so --extern linefeed=/opt/rustwide/target/debug/deps/liblinefeed-a9938956ad0f4457.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-9a9428bc630dea29.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-20532cc3e55bb733.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a677f3c3dd6d832ed12001b1eee5ec54038f1b06e48e4468a697bc5d9deec8de"`
[INFO] running `"docker" "rm" "-f" "a677f3c3dd6d832ed12001b1eee5ec54038f1b06e48e4468a697bc5d9deec8de"`
[INFO] [stdout] a677f3c3dd6d832ed12001b1eee5ec54038f1b06e48e4468a697bc5d9deec8de