[INFO] updating cached repository https://github.com/archer884/ncount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2887841fc712619e0f0a32f7482e1acf9bff2203
[INFO] testing archer884/ncount against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fncount" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/archer884/ncount 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 git repo https://github.com/archer884/ncount
[INFO] finished tweaking git repo https://github.com/archer884/ncount
[INFO] tweaked toml for git repo https://github.com/archer884/ncount written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/archer884/ncount 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8ad63e96cfa2fffdefcb096f531b98e3bfeb024653b0ba97393a4c2c5a0065ab
[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" "8ad63e96cfa2fffdefcb096f531b98e3bfeb024653b0ba97393a4c2c5a0065ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ad63e96cfa2fffdefcb096f531b98e3bfeb024653b0ba97393a4c2c5a0065ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad63e96cfa2fffdefcb096f531b98e3bfeb024653b0ba97393a4c2c5a0065ab", kill_on_drop: false }`
[INFO] [stdout] 8ad63e96cfa2fffdefcb096f531b98e3bfeb024653b0ba97393a4c2c5a0065ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fede747c8a3931b93ca2cdec1b6f6ce37f7f69c84b5183e6cc61209410e58755
[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" "fede747c8a3931b93ca2cdec1b6f6ce37f7f69c84b5183e6cc61209410e58755", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling normal-paths v0.1.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling ncount v0.2.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.81s
[INFO] running `Command { std: "docker" "inspect" "fede747c8a3931b93ca2cdec1b6f6ce37f7f69c84b5183e6cc61209410e58755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fede747c8a3931b93ca2cdec1b6f6ce37f7f69c84b5183e6cc61209410e58755", kill_on_drop: false }`
[INFO] [stdout] fede747c8a3931b93ca2cdec1b6f6ce37f7f69c84b5183e6cc61209410e58755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 707dc7195d5b92195c7880cdfb4473fa517bf562614fafc1ba1f847f7f0c58d5
[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" "707dc7195d5b92195c7880cdfb4473fa517bf562614fafc1ba1f847f7f0c58d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling ncount v0.2.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 42.89s
[INFO] running `Command { std: "docker" "inspect" "707dc7195d5b92195c7880cdfb4473fa517bf562614fafc1ba1f847f7f0c58d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707dc7195d5b92195c7880cdfb4473fa517bf562614fafc1ba1f847f7f0c58d5", kill_on_drop: false }`
[INFO] [stdout] 707dc7195d5b92195c7880cdfb4473fa517bf562614fafc1ba1f847f7f0c58d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] d8afc1ed1e21fbc6e9398bfe3b77f1a5677106264976c8aacf4374c80beba90e
[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" "d8afc1ed1e21fbc6e9398bfe3b77f1a5677106264976c8aacf4374c80beba90e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ncount-ef7e59570dd52e71
[INFO] [stdout] test opt::tests::empty_source_iter ... ok
[INFO] [stdout] test opt::tests::non_empty_source_iter ... ok
[INFO] [stdout] test collector::tests::stats_are_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8afc1ed1e21fbc6e9398bfe3b77f1a5677106264976c8aacf4374c80beba90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8afc1ed1e21fbc6e9398bfe3b77f1a5677106264976c8aacf4374c80beba90e", kill_on_drop: false }`
[INFO] [stdout] d8afc1ed1e21fbc6e9398bfe3b77f1a5677106264976c8aacf4374c80beba90e