[INFO] crate tallystick 0.3.1 is already in cache
[INFO] testing tallystick-0.3.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate tallystick 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tallystick 0.3.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tallystick 0.3.1
[INFO] finished tweaking crates.io crate tallystick 0.3.1
[INFO] tweaked toml for crates.io crate tallystick 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db7423f3acdcd8f71670b7498d8fc5fca3a0e7bac20498a25e479b951b6d4e0f
[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" "db7423f3acdcd8f71670b7498d8fc5fca3a0e7bac20498a25e479b951b6d4e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db7423f3acdcd8f71670b7498d8fc5fca3a0e7bac20498a25e479b951b6d4e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7423f3acdcd8f71670b7498d8fc5fca3a0e7bac20498a25e479b951b6d4e0f", kill_on_drop: false }`
[INFO] [stdout] db7423f3acdcd8f71670b7498d8fc5fca3a0e7bac20498a25e479b951b6d4e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97ca6d1dca0e60354cabd66fcb79370fc161837e0127b9b092ff56a70e498a86
[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" "97ca6d1dca0e60354cabd66fcb79370fc161837e0127b9b092ff56a70e498a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling tallystick v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.27s
[INFO] running `Command { std: "docker" "inspect" "97ca6d1dca0e60354cabd66fcb79370fc161837e0127b9b092ff56a70e498a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ca6d1dca0e60354cabd66fcb79370fc161837e0127b9b092ff56a70e498a86", kill_on_drop: false }`
[INFO] [stdout] 97ca6d1dca0e60354cabd66fcb79370fc161837e0127b9b092ff56a70e498a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c76fe528f639d2b5535a5abe9f85e1691b384f0ccb4406567b26e8bbe61176f
[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" "1c76fe528f639d2b5535a5abe9f85e1691b384f0ccb4406567b26e8bbe61176f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling tallystick v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.35s
[INFO] running `Command { std: "docker" "inspect" "1c76fe528f639d2b5535a5abe9f85e1691b384f0ccb4406567b26e8bbe61176f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c76fe528f639d2b5535a5abe9f85e1691b384f0ccb4406567b26e8bbe61176f", kill_on_drop: false }`
[INFO] [stdout] 1c76fe528f639d2b5535a5abe9f85e1691b384f0ccb4406567b26e8bbe61176f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 521853307b91cae0eca455ff51e2a1e19c09ee7ae607fb5c699959d467a570d2
[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" "521853307b91cae0eca455ff51e2a1e19c09ee7ae607fb5c699959d467a570d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tallystick-d2a2d450a1d60a7e
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test approval::tests::approval_basic ... ok
[INFO] [stdout] test score::tests::score_wikipedia ... ok
[INFO] [stdout] test plurality::tests::plurality_test ... ok
[INFO] [stdout] test approval::tests::approval_lumen ... ok
[INFO] [stdout] test score::tests::score_basic ... ok
[INFO] [stdout] test condorcet::tests::condorcet_basic ... ok
[INFO] [stdout] test condorcet::tests::condorcet_graph ... ok
[INFO] [stderr]    Doc-tests tallystick
[INFO] [stdout] test condorcet::tests::condorcet_wikipedia ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 19 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 --test /opt/rustwide/workdir/src/lib.rs --crate-name tallystick -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cfg 'feature="default"' --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-41c56306c4697e08.rlib --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-5887fb280a02977c.so --extern failure=/opt/rustwide/target/debug/deps/libfailure-47865e7187a5ff51.rlib --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-8d95bdb888e5e9ff.rlib --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-34a7d8632d55ec57.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-63253226b9d79376.rlib --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-3f2783fda3e84305.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-e0edf4dc1b7952a0.rlib --extern tallystick=/opt/rustwide/target/debug/deps/libtallystick-1d52d2b6b7c22eea.rlib` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "521853307b91cae0eca455ff51e2a1e19c09ee7ae607fb5c699959d467a570d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521853307b91cae0eca455ff51e2a1e19c09ee7ae607fb5c699959d467a570d2", kill_on_drop: false }`
[INFO] [stdout] 521853307b91cae0eca455ff51e2a1e19c09ee7ae607fb5c699959d467a570d2