[INFO] cloning repository https://github.com/sts10/prefix_checkers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sts10/prefix_checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fprefix_checkers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fprefix_checkers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 098a41ff8c938793f9f0403d90ac769ef6cf82b5 [INFO] testing sts10/prefix_checkers against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fprefix_checkers" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sts10/prefix_checkers on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sts10/prefix_checkers [INFO] finished tweaking git repo https://github.com/sts10/prefix_checkers [INFO] tweaked toml for git repo https://github.com/sts10/prefix_checkers written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/sts10/prefix_checkers already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d5637c5df74e1156f21891d5c87be829e1174a685fee19168e3052c0a8b4cb4f [INFO] running `Command { std: "docker" "start" "-a" "d5637c5df74e1156f21891d5c87be829e1174a685fee19168e3052c0a8b4cb4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5637c5df74e1156f21891d5c87be829e1174a685fee19168e3052c0a8b4cb4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5637c5df74e1156f21891d5c87be829e1174a685fee19168e3052c0a8b4cb4f", kill_on_drop: false }` [INFO] [stdout] d5637c5df74e1156f21891d5c87be829e1174a685fee19168e3052c0a8b4cb4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ac3be30c4ded0a92ef6c5d72a84ab576653fbe0aa4871a91ab3ca1bf7d2704ae [INFO] running `Command { std: "docker" "start" "-a" "ac3be30c4ded0a92ef6c5d72a84ab576653fbe0aa4871a91ab3ca1bf7d2704ae", kill_on_drop: false }` [INFO] [stderr] Compiling fst v0.4.6 [INFO] [stderr] Compiling prefix_checkers v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.42s [INFO] running `Command { std: "docker" "inspect" "ac3be30c4ded0a92ef6c5d72a84ab576653fbe0aa4871a91ab3ca1bf7d2704ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac3be30c4ded0a92ef6c5d72a84ab576653fbe0aa4871a91ab3ca1bf7d2704ae", kill_on_drop: false }` [INFO] [stdout] ac3be30c4ded0a92ef6c5d72a84ab576653fbe0aa4871a91ab3ca1bf7d2704ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29f0ecf7c04208bc57764d11db241533c578da6454a16e01f6b017b15095d754 [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" "29f0ecf7c04208bc57764d11db241533c578da6454a16e01f6b017b15095d754", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.9.4 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling plotters v0.3.0 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling prefix_checkers v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 33s [INFO] running `Command { std: "docker" "inspect" "29f0ecf7c04208bc57764d11db241533c578da6454a16e01f6b017b15095d754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29f0ecf7c04208bc57764d11db241533c578da6454a16e01f6b017b15095d754", kill_on_drop: false }` [INFO] [stdout] 29f0ecf7c04208bc57764d11db241533c578da6454a16e01f6b017b15095d754 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 16414f015cd64ad184d35e2a8e89e4eef770637b9a78afeafab970532febc621 [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" "16414f015cd64ad184d35e2a8e89e4eef770637b9a78afeafab970532febc621", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prefix_checkers-ff7fda4684de462f) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::can_remove_prefix_words ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prefix_checkers-ee21f0a13ba6bb3e) [INFO] [stderr] Doc-tests prefix_checkers [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" "16414f015cd64ad184d35e2a8e89e4eef770637b9a78afeafab970532febc621", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16414f015cd64ad184d35e2a8e89e4eef770637b9a78afeafab970532febc621", kill_on_drop: false }` [INFO] [stdout] 16414f015cd64ad184d35e2a8e89e4eef770637b9a78afeafab970532febc621