[INFO] fetching crate stochastic-data-structures 0.1.0...
[INFO] testing stochastic-data-structures-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stochastic-data-structures 0.1.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate stochastic-data-structures 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stochastic-data-structures 0.1.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate stochastic-data-structures 0.1.0
[INFO] tweaked toml for crates.io crate stochastic-data-structures 0.1.0 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded streaming-stats v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f09b026903ef23fbfbb72c0c30aeda9c748c7e282a3c3ec230194d04cf178948
[INFO] running `Command { std: "docker" "start" "-a" "f09b026903ef23fbfbb72c0c30aeda9c748c7e282a3c3ec230194d04cf178948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f09b026903ef23fbfbb72c0c30aeda9c748c7e282a3c3ec230194d04cf178948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f09b026903ef23fbfbb72c0c30aeda9c748c7e282a3c3ec230194d04cf178948", kill_on_drop: false }`
[INFO] [stdout] f09b026903ef23fbfbb72c0c30aeda9c748c7e282a3c3ec230194d04cf178948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66a61e5952b1bed1586be084c5a991fac3b48cdbb9b376bb195daa1c7b1b6561
[INFO] running `Command { std: "docker" "start" "-a" "66a61e5952b1bed1586be084c5a991fac3b48cdbb9b376bb195daa1c7b1b6561", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling streaming-stats v0.2.3
[INFO] [stderr]    Compiling stochastic-data-structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "66a61e5952b1bed1586be084c5a991fac3b48cdbb9b376bb195daa1c7b1b6561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a61e5952b1bed1586be084c5a991fac3b48cdbb9b376bb195daa1c7b1b6561", kill_on_drop: false }`
[INFO] [stdout] 66a61e5952b1bed1586be084c5a991fac3b48cdbb9b376bb195daa1c7b1b6561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3a74ab0c0d1516fb12042e8b96403e3aecc0849ac66210664d2accfbf747348
[INFO] running `Command { std: "docker" "start" "-a" "c3a74ab0c0d1516fb12042e8b96403e3aecc0849ac66210664d2accfbf747348", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stochastic-data-structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "c3a74ab0c0d1516fb12042e8b96403e3aecc0849ac66210664d2accfbf747348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a74ab0c0d1516fb12042e8b96403e3aecc0849ac66210664d2accfbf747348", kill_on_drop: false }`
[INFO] [stdout] c3a74ab0c0d1516fb12042e8b96403e3aecc0849ac66210664d2accfbf747348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 153bd6ddbbb955dd118b851d58be478090da181b5ad6258c93c746b296aa18b5
[INFO] running `Command { std: "docker" "start" "-a" "153bd6ddbbb955dd118b851d58be478090da181b5ad6258c93c746b296aa18b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stochastic_data_structures-ee95dba2429c7cea)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stochastic-data-structures
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "153bd6ddbbb955dd118b851d58be478090da181b5ad6258c93c746b296aa18b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153bd6ddbbb955dd118b851d58be478090da181b5ad6258c93c746b296aa18b5", kill_on_drop: false }`
[INFO] [stdout] 153bd6ddbbb955dd118b851d58be478090da181b5ad6258c93c746b296aa18b5