[INFO] fetching crate confitdb 0.1.1...
[INFO] testing confitdb-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate confitdb 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate confitdb 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate confitdb 0.1.1
[INFO] finished tweaking crates.io crate confitdb 0.1.1
[INFO] tweaked toml for crates.io crate confitdb 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5453182c29ba47226d2990dc6471e2c5e84e4882d216bc818ebd3a2af7d9a371
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5453182c29ba47226d2990dc6471e2c5e84e4882d216bc818ebd3a2af7d9a371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5453182c29ba47226d2990dc6471e2c5e84e4882d216bc818ebd3a2af7d9a371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5453182c29ba47226d2990dc6471e2c5e84e4882d216bc818ebd3a2af7d9a371", kill_on_drop: false }`
[INFO] [stdout] 5453182c29ba47226d2990dc6471e2c5e84e4882d216bc818ebd3a2af7d9a371
[INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d295104a387110c21e0b9743168a39957dd2cd06c1fda2f3bebf9e260529fdc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5d295104a387110c21e0b9743168a39957dd2cd06c1fda2f3bebf9e260529fdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling ed25519 v1.3.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling zeroize_derive v1.2.2
[INFO] [stderr]    Compiling zeroize v1.4.3
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling confitdb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.66s
[INFO] running `Command { std: "docker" "inspect" "5d295104a387110c21e0b9743168a39957dd2cd06c1fda2f3bebf9e260529fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d295104a387110c21e0b9743168a39957dd2cd06c1fda2f3bebf9e260529fdc", kill_on_drop: false }`
[INFO] [stdout] 5d295104a387110c21e0b9743168a39957dd2cd06c1fda2f3bebf9e260529fdc
[INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a94f5bd34a3d0403ef6eb6d788404d83122542e4bc92bec2e12ec0242df6e78
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1a94f5bd34a3d0403ef6eb6d788404d83122542e4bc92bec2e12ec0242df6e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling confitdb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "1a94f5bd34a3d0403ef6eb6d788404d83122542e4bc92bec2e12ec0242df6e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a94f5bd34a3d0403ef6eb6d788404d83122542e4bc92bec2e12ec0242df6e78", kill_on_drop: false }`
[INFO] [stdout] 1a94f5bd34a3d0403ef6eb6d788404d83122542e4bc92bec2e12ec0242df6e78
[INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ad872c647b3dce64f63c93134866fd5003aa3a300e99cbf253196c5ca465965
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ad872c647b3dce64f63c93134866fd5003aa3a300e99cbf253196c5ca465965", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/confitdb-01ceb4a379ef0475)
[INFO] [stdout] test ckey::tests::test_ckey_add ... ok
[INFO] [stderr]    Doc-tests confitdb
[INFO] [stdout] test ckey::tests::test_ckey_next ... ok
[INFO] [stdout] test ckey::tests::test_ckey_sort ... ok
[INFO] [stdout] test ckey::tests::test_ckey_sub ... ok
[INFO] [stdout] test ckey::tests::test_fmt_display ... ok
[INFO] [stdout] test ckey::tests::test_ckey_prev ... ok
[INFO] [stdout] test ckey::tests::test_ckey_inside ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[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 confitdb --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-82938d0ff0f17b0c.rlib --extern confitdb=/opt/rustwide/target/debug/deps/libconfitdb-503213cdffdfa061.rlib --extern ed25519=/opt/rustwide/target/debug/deps/libed25519-5e5602454b452259.rlib --extern ed25519_dalek=/opt/rustwide/target/debug/deps/libed25519_dalek-49a57e69d0bc7eb0.rlib --extern hex=/opt/rustwide/target/debug/deps/libhex-df8306afd9dee15d.rlib --extern rand07=/opt/rustwide/target/debug/deps/librand-d76a24c3588b89ac.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-bbeaff171d04a2ca.rlib --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-d678d78a6b2e5796.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-43e45581d55d243d.rlib --extern sha2=/opt/rustwide/target/debug/deps/libsha2-dcfe8c494cfc02f5.rlib --extern signature=/opt/rustwide/target/debug/deps/libsignature-67fe48da33e02c4e.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-3c99641b625a3dec.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7ad872c647b3dce64f63c93134866fd5003aa3a300e99cbf253196c5ca465965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad872c647b3dce64f63c93134866fd5003aa3a300e99cbf253196c5ca465965", kill_on_drop: false }`
[INFO] [stdout] 7ad872c647b3dce64f63c93134866fd5003aa3a300e99cbf253196c5ca465965