[INFO] fetching crate hoeffding_integer_d 0.1.0...
[INFO] testing hoeffding_integer_d-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate hoeffding_integer_d 0.1.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate hoeffding_integer_d 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 hoeffding_integer_d 0.1.0
[INFO] finished tweaking crates.io crate hoeffding_integer_d 0.1.0
[INFO] tweaked toml for crates.io crate hoeffding_integer_d 0.1.0 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate crates.io crate hoeffding_integer_d 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] c46ce3e377e9a3cf7c549b87c23f1b02096b0f0b325f9ae3b8e94951b6907fb9
[INFO] running `Command { std: "docker" "start" "-a" "c46ce3e377e9a3cf7c549b87c23f1b02096b0f0b325f9ae3b8e94951b6907fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c46ce3e377e9a3cf7c549b87c23f1b02096b0f0b325f9ae3b8e94951b6907fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46ce3e377e9a3cf7c549b87c23f1b02096b0f0b325f9ae3b8e94951b6907fb9", kill_on_drop: false }`
[INFO] [stdout] c46ce3e377e9a3cf7c549b87c23f1b02096b0f0b325f9ae3b8e94951b6907fb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] ba3e00d2fd725b5ae9b37a30df487f1b5c6a931712bb3060dd0a947fbc2f0d05
[INFO] running `Command { std: "docker" "start" "-a" "ba3e00d2fd725b5ae9b37a30df487f1b5c6a931712bb3060dd0a947fbc2f0d05", kill_on_drop: false }`
[INFO] [stderr]    Compiling hoeffding_integer_d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]    --> src/lib.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "ba3e00d2fd725b5ae9b37a30df487f1b5c6a931712bb3060dd0a947fbc2f0d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3e00d2fd725b5ae9b37a30df487f1b5c6a931712bb3060dd0a947fbc2f0d05", kill_on_drop: false }`
[INFO] [stdout] ba3e00d2fd725b5ae9b37a30df487f1b5c6a931712bb3060dd0a947fbc2f0d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] e09be287beef468e3ff65bd872619bfad08debf220dd3f07a55a1d6fd17ef435
[INFO] running `Command { std: "docker" "start" "-a" "e09be287beef468e3ff65bd872619bfad08debf220dd3f07a55a1d6fd17ef435", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]    --> src/lib.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hoeffding_integer_d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "e09be287beef468e3ff65bd872619bfad08debf220dd3f07a55a1d6fd17ef435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09be287beef468e3ff65bd872619bfad08debf220dd3f07a55a1d6fd17ef435", kill_on_drop: false }`
[INFO] [stdout] e09be287beef468e3ff65bd872619bfad08debf220dd3f07a55a1d6fd17ef435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 793fc7f2efa89ab1c27bee3596d73dca86090573e4fa365686bd28849bf45c59
[INFO] running `Command { std: "docker" "start" "-a" "793fc7f2efa89ab1c27bee3596d73dca86090573e4fa365686bd28849bf45c59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]    --> src/lib.rs:304:4
[INFO] [stderr]     |
[INFO] [stderr] 304 | fn main() {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hoeffding_integer_d` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hoeffding_integer_d-5fdde3d1d74b4230)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hoeffding_integer_d-0e3cf00725794925)
[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 hoeffding_integer_d
[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] [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" "793fc7f2efa89ab1c27bee3596d73dca86090573e4fa365686bd28849bf45c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793fc7f2efa89ab1c27bee3596d73dca86090573e4fa365686bd28849bf45c59", kill_on_drop: false }`
[INFO] [stdout] 793fc7f2efa89ab1c27bee3596d73dca86090573e4fa365686bd28849bf45c59