[INFO] fetching crate telegrust-histo 0.1.2...
[INFO] testing telegrust-histo-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate telegrust-histo 0.1.2 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate telegrust-histo 0.1.2 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 telegrust-histo 0.1.2
[INFO] finished tweaking crates.io crate telegrust-histo 0.1.2
[INFO] tweaked toml for crates.io crate telegrust-histo 0.1.2 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate telegrust-histo 0.1.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded argparse v0.2.2
[INFO] [stderr]   Downloaded plotlib v0.5.1
[INFO] [stderr]   Downloaded svg v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 664f806fb1070368fc8fa9e3b3ec93dd10ed69dfbdecc128c05c79fd13ee2c7e
[INFO] running `Command { std: "docker" "start" "-a" "664f806fb1070368fc8fa9e3b3ec93dd10ed69dfbdecc128c05c79fd13ee2c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "664f806fb1070368fc8fa9e3b3ec93dd10ed69dfbdecc128c05c79fd13ee2c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664f806fb1070368fc8fa9e3b3ec93dd10ed69dfbdecc128c05c79fd13ee2c7e", kill_on_drop: false }`
[INFO] [stdout] 664f806fb1070368fc8fa9e3b3ec93dd10ed69dfbdecc128c05c79fd13ee2c7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] dc1f41cbae98510b50b956e92e50dd33c87bded1c3f97c173d3996181d4807e8
[INFO] running `Command { std: "docker" "start" "-a" "dc1f41cbae98510b50b956e92e50dd33c87bded1c3f97c173d3996181d4807e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling svg v0.7.2
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling plotlib v0.5.1
[INFO] [stderr]    Compiling telegrust-histo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.30s
[INFO] running `Command { std: "docker" "inspect" "dc1f41cbae98510b50b956e92e50dd33c87bded1c3f97c173d3996181d4807e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1f41cbae98510b50b956e92e50dd33c87bded1c3f97c173d3996181d4807e8", kill_on_drop: false }`
[INFO] [stdout] dc1f41cbae98510b50b956e92e50dd33c87bded1c3f97c173d3996181d4807e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] e5b72ced0a87206c9cf8d7c66c35326607a46180e77b23d647e978c385d17d31
[INFO] running `Command { std: "docker" "start" "-a" "e5b72ced0a87206c9cf8d7c66c35326607a46180e77b23d647e978c385d17d31", kill_on_drop: false }`
[INFO] [stderr]    Compiling telegrust-histo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "e5b72ced0a87206c9cf8d7c66c35326607a46180e77b23d647e978c385d17d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b72ced0a87206c9cf8d7c66c35326607a46180e77b23d647e978c385d17d31", kill_on_drop: false }`
[INFO] [stdout] e5b72ced0a87206c9cf8d7c66c35326607a46180e77b23d647e978c385d17d31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 39e46c2c51869802d2ec5b4f4f06e3a2eaae23a8ecaa603f099b8b9a70bf8f95
[INFO] running `Command { std: "docker" "start" "-a" "39e46c2c51869802d2ec5b4f4f06e3a2eaae23a8ecaa603f099b8b9a70bf8f95", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/telegrust_histo-5559d85f49e6ca20)
[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" "39e46c2c51869802d2ec5b4f4f06e3a2eaae23a8ecaa603f099b8b9a70bf8f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e46c2c51869802d2ec5b4f4f06e3a2eaae23a8ecaa603f099b8b9a70bf8f95", kill_on_drop: false }`
[INFO] [stdout] 39e46c2c51869802d2ec5b4f4f06e3a2eaae23a8ecaa603f099b8b9a70bf8f95