[INFO] cloning repository https://github.com/CAD97/string-interner-comparison
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CAD97/string-interner-comparison" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCAD97%2Fstring-interner-comparison", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCAD97%2Fstring-interner-comparison'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9338ac4f5eee34ba513d43bd3141da3cbddeec6
[INFO] checking CAD97/string-interner-comparison against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCAD97%2Fstring-interner-comparison" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CAD97/string-interner-comparison on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CAD97/string-interner-comparison
[INFO] finished tweaking git repo https://github.com/CAD97/string-interner-comparison
[INFO] tweaked toml for git repo https://github.com/CAD97/string-interner-comparison written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/CAD97/string-interner-comparison already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] d730994c0f5e991713f2b76083f12393520d36eda020ee9e887c42554ad48b3c
[INFO] running `Command { std: "docker" "start" "-a" "d730994c0f5e991713f2b76083f12393520d36eda020ee9e887c42554ad48b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d730994c0f5e991713f2b76083f12393520d36eda020ee9e887c42554ad48b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d730994c0f5e991713f2b76083f12393520d36eda020ee9e887c42554ad48b3c", kill_on_drop: false }`
[INFO] [stdout] d730994c0f5e991713f2b76083f12393520d36eda020ee9e887c42554ad48b3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f91e75100dc71219751002df94fe6eae38bab093584c8a549cfe22ed4213239
[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" "7f91e75100dc71219751002df94fe6eae38bab093584c8a549cfe22ed4213239", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling curl v0.4.30
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking drawille v0.2.3
[INFO] [stderr]     Checking lalrpop-intern v0.15.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling hashbrown v0.8.0
[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]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking textplots v0.5.1
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tar v0.4.29
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking lasso v0.3.0
[INFO] [stderr]     Checking strena v0.0.0 (https://github.com/CAD97/strena.git?rev=1ddbf48b9f639ffbb4c89b0d51cb005fc0e3a4f7#1ddbf48b)
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling curl-sys v0.4.32+curl-7.70.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.7+1.0.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking parity-wordlist v1.3.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking sized-chunks v0.5.3
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]    Compiling parse-display-derive v0.1.2
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]     Checking git2 v0.13.6
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking parse-display v0.1.2
[INFO] [stderr]     Checking git2-curl v0.14.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking string-interner v0.11.3
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking intaglio v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crates-io v0.31.0
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking cargo v0.45.1
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking string-interner-comparison v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "7f91e75100dc71219751002df94fe6eae38bab093584c8a549cfe22ed4213239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f91e75100dc71219751002df94fe6eae38bab093584c8a549cfe22ed4213239", kill_on_drop: false }`
[INFO] [stdout] 7f91e75100dc71219751002df94fe6eae38bab093584c8a549cfe22ed4213239