[INFO] crate weighted-select 0.1.1 is already in cache
[INFO] testing weighted-select-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate weighted-select 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate weighted-select 0.1.1 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 weighted-select 0.1.1
[INFO] finished tweaking crates.io crate weighted-select 0.1.1
[INFO] tweaked toml for crates.io crate weighted-select 0.1.1 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] 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2f977dfc345e4126d140cd7c5979ab351dfefeefe10cb744f5d382d1eaccff2
[INFO] running `Command { std: "docker" "start" "-a" "f2f977dfc345e4126d140cd7c5979ab351dfefeefe10cb744f5d382d1eaccff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2f977dfc345e4126d140cd7c5979ab351dfefeefe10cb744f5d382d1eaccff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f977dfc345e4126d140cd7c5979ab351dfefeefe10cb744f5d382d1eaccff2", kill_on_drop: false }`
[INFO] [stdout] f2f977dfc345e4126d140cd7c5979ab351dfefeefe10cb744f5d382d1eaccff2
[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] 29cd6cf22f8425fa2b758bf7d6b393e317fd4a4781efd1c3e7bfdf6560d74fad
[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" "29cd6cf22f8425fa2b758bf7d6b393e317fd4a4781efd1c3e7bfdf6560d74fad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling weighted-select v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "29cd6cf22f8425fa2b758bf7d6b393e317fd4a4781efd1c3e7bfdf6560d74fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29cd6cf22f8425fa2b758bf7d6b393e317fd4a4781efd1c3e7bfdf6560d74fad", kill_on_drop: false }`
[INFO] [stdout] 29cd6cf22f8425fa2b758bf7d6b393e317fd4a4781efd1c3e7bfdf6560d74fad
[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] 38bf7cba482b388025594e404d5be4ce63a659ce39b920b4bc3383ab31747a94
[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" "38bf7cba482b388025594e404d5be4ce63a659ce39b920b4bc3383ab31747a94", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling weighted-select v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "38bf7cba482b388025594e404d5be4ce63a659ce39b920b4bc3383ab31747a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38bf7cba482b388025594e404d5be4ce63a659ce39b920b4bc3383ab31747a94", kill_on_drop: false }`
[INFO] [stdout] 38bf7cba482b388025594e404d5be4ce63a659ce39b920b4bc3383ab31747a94
[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] f2e5acc77a5878121521a59c02cdf37400629b8c33aebac21b1a2c2749e4260d
[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" "f2e5acc77a5878121521a59c02cdf37400629b8c33aebac21b1a2c2749e4260d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/weighted_select-8d2d598974824ae4
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::empty_select ... ok
[INFO] [stdout] test tests::only_one_part ... ok
[INFO] [stdout] test tests::incremental_build ... ok
[INFO] [stdout] test tests::three_parts_with_breaks ... ok
[INFO] [stdout] test tests::three_parts ... ok
[INFO] [stdout] test tests::distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests weighted-select
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2e5acc77a5878121521a59c02cdf37400629b8c33aebac21b1a2c2749e4260d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e5acc77a5878121521a59c02cdf37400629b8c33aebac21b1a2c2749e4260d", kill_on_drop: false }`
[INFO] [stdout] f2e5acc77a5878121521a59c02cdf37400629b8c33aebac21b1a2c2749e4260d