[INFO] cloning repository https://github.com/fitzgen/criterion-issue-269
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fitzgen/criterion-issue-269" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fcriterion-issue-269", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fcriterion-issue-269'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48fc141df1ebfb50487509df9abc795cc0c3f979
[INFO] checking fitzgen/criterion-issue-269 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fcriterion-issue-269" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fitzgen/criterion-issue-269 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fitzgen/criterion-issue-269
[INFO] finished tweaking git repo https://github.com/fitzgen/criterion-issue-269
[INFO] tweaked toml for git repo https://github.com/fitzgen/criterion-issue-269 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/fitzgen/criterion-issue-269 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 814c2a44bcd700c88b74e3f93f176cd84068cc6370ea20132772191393ec3d5e
[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" "814c2a44bcd700c88b74e3f93f176cd84068cc6370ea20132772191393ec3d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "814c2a44bcd700c88b74e3f93f176cd84068cc6370ea20132772191393ec3d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814c2a44bcd700c88b74e3f93f176cd84068cc6370ea20132772191393ec3d5e", kill_on_drop: false }`
[INFO] [stdout] 814c2a44bcd700c88b74e3f93f176cd84068cc6370ea20132772191393ec3d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35b597390dfd38c0aa8ffcb923abd0023881f4c6cab2bfa857d156454ca30de
[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" "d35b597390dfd38c0aa8ffcb923abd0023881f4c6cab2bfa857d156454ca30de", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking criterion-issue-269 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.0.1
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking criterion-plot v0.3.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking criterion v0.2.10
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.63s
[INFO] running `Command { std: "docker" "inspect" "d35b597390dfd38c0aa8ffcb923abd0023881f4c6cab2bfa857d156454ca30de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35b597390dfd38c0aa8ffcb923abd0023881f4c6cab2bfa857d156454ca30de", kill_on_drop: false }`
[INFO] [stdout] d35b597390dfd38c0aa8ffcb923abd0023881f4c6cab2bfa857d156454ca30de