[INFO] crate b2histogram 1.0.0 is already in cache
[INFO] testing b2histogram-1.0.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate b2histogram 1.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate b2histogram 1.0.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate b2histogram 1.0.0
[INFO] finished tweaking crates.io crate b2histogram 1.0.0
[INFO] tweaked toml for crates.io crate b2histogram 1.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate b2histogram 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea37d2b5af838cf59aef7998014f29da924c7c29b1b14481eeb4135123b3d275
[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" "ea37d2b5af838cf59aef7998014f29da924c7c29b1b14481eeb4135123b3d275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea37d2b5af838cf59aef7998014f29da924c7c29b1b14481eeb4135123b3d275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea37d2b5af838cf59aef7998014f29da924c7c29b1b14481eeb4135123b3d275", kill_on_drop: false }`
[INFO] [stdout] ea37d2b5af838cf59aef7998014f29da924c7c29b1b14481eeb4135123b3d275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 461d6a50c0e15885e465bb6d5d6da269863cb02ef8e29ddae7ad8aaa4630d601
[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" "461d6a50c0e15885e465bb6d5d6da269863cb02ef8e29ddae7ad8aaa4630d601", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling b2histogram v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "461d6a50c0e15885e465bb6d5d6da269863cb02ef8e29ddae7ad8aaa4630d601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461d6a50c0e15885e465bb6d5d6da269863cb02ef8e29ddae7ad8aaa4630d601", kill_on_drop: false }`
[INFO] [stdout] 461d6a50c0e15885e465bb6d5d6da269863cb02ef8e29ddae7ad8aaa4630d601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 674e497c5f181f12d9faaf0174f9979ccfdbf21d502967c5959a074abcf2a33e
[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" "674e497c5f181f12d9faaf0174f9979ccfdbf21d502967c5959a074abcf2a33e", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling b2histogram v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "674e497c5f181f12d9faaf0174f9979ccfdbf21d502967c5959a074abcf2a33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674e497c5f181f12d9faaf0174f9979ccfdbf21d502967c5959a074abcf2a33e", kill_on_drop: false }`
[INFO] [stdout] 674e497c5f181f12d9faaf0174f9979ccfdbf21d502967c5959a074abcf2a33e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b30f1bf5e80c373c654e953aa8ebed0c2524a0ff07778a4ec106d00fb4264cd0
[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" "b30f1bf5e80c373c654e953aa8ebed0c2524a0ff07778a4ec106d00fb4264cd0", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/b2histogram-7aa25dbc0fe7506d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example-901f04c18c512f31
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-eef8bb52d4133256
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::zero_has_its_own_bucket ... ok
[INFO] [stdout] test test::values_equal_to_bucket_end ... ok
[INFO] [stdout] test test::values_equal_to_bucket_begin_plus_one ... ok
[INFO] [stdout] test test::one_has_its_own_bucket ... ok
[INFO] [stdout] test test::observation_counts_are_cumulative ... ok
[INFO] [stdout] test test::iterating_buckets_is_successful ... ok
[INFO] [stderr]    Doc-tests b2histogram
[INFO] [stdout] test test::values_equal_to_bucket_begin ... ok
[INFO] [stdout] test test::buckets_with_counts_are_identified ... ok
[INFO] [stdout] test test::same_value_doesnt_change_bucket_count ... ok
[INFO] [stdout] test test::handle_u64_max_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 24) ... 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" "b30f1bf5e80c373c654e953aa8ebed0c2524a0ff07778a4ec106d00fb4264cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30f1bf5e80c373c654e953aa8ebed0c2524a0ff07778a4ec106d00fb4264cd0", kill_on_drop: false }`
[INFO] [stdout] b30f1bf5e80c373c654e953aa8ebed0c2524a0ff07778a4ec106d00fb4264cd0