[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] building CAD97/string-interner-comparison against try#8aaecdf5df68a6fbc126704e44d399ba2fe66bf2 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCAD97%2Fstring-interner-comparison" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CAD97/string-interner-comparison on toolchain 8aaecdf5df68a6fbc126704e44d399ba2fe66bf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "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-13/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" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b92e21c4c51bf7235fe4ca864abc54d44a1e72fbf54c2fb55084ab50286374e5
[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" "b92e21c4c51bf7235fe4ca864abc54d44a1e72fbf54c2fb55084ab50286374e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92e21c4c51bf7235fe4ca864abc54d44a1e72fbf54c2fb55084ab50286374e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92e21c4c51bf7235fe4ca864abc54d44a1e72fbf54c2fb55084ab50286374e5", kill_on_drop: false }`
[INFO] [stdout] b92e21c4c51bf7235fe4ca864abc54d44a1e72fbf54c2fb55084ab50286374e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "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] 68e4e4d7c244e08704240ad571cbfc3e91080d01794074b746fbb973adb7b2c2
[INFO] running `Command { std: "docker" "start" "-a" "68e4e4d7c244e08704240ad571cbfc3e91080d01794074b746fbb973adb7b2c2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling curl v0.4.30
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling drawille v0.2.3
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling lalrpop-intern v0.15.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling hashbrown v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]    Compiling textplots v0.5.1
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling lasso v0.3.0
[INFO] [stderr]    Compiling strena v0.0.0 (https://github.com/CAD97/strena.git?rev=1ddbf48b9f639ffbb4c89b0d51cb005fc0e3a4f7#1ddbf48b)
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling tar v0.4.29
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rand v0.7.3
[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]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling parity-wordlist v1.3.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling sized-chunks v0.5.3
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling parse-display-derive v0.1.2
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling git2 v0.13.6
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling parse-display v0.1.2
[INFO] [stderr]    Compiling git2-curl v0.14.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling string-interner v0.11.3
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling intaglio v1.1.0
[INFO] [stderr]    Compiling ignore v0.4.16
[INFO] [stderr]    Compiling crates-io v0.31.0
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling cargo v0.45.1
[INFO] [stderr] error: could not compile `cargo`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cargo --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.45.1/src/cargo/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=e9a370d48da1dcc7 -C extra-filename=-e9a370d48da1dcc7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-ed7e507a602f7829.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-d24a3005c38fa005.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-68ebdd8427171cad.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-ede99c530b87d68b.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-8a327c8c264eba0a.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-53765d3eab8ce116.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-15d02b042ccb7e12.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-168a20d5c1c4f199.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-0a1ac8b2dcd6e6d3.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-3be6539e5e536af5.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-e2f60670f2bc6895.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-e0a8b2082f27f02d.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-cf076683f9989e2e.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-f113376aa1331ac2.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-d6bcd934fe26a306.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-d3943553b96703d7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-0e321716ae71509d.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-a678aadba044a88e.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-9611d3333cbb4e47.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-e2fba8fed9ad4fc2.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-764687b705a515c3.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-58eeea0667eb4342.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-53c98d8318d50829.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-2940848e68407286.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-713101d27f681d42.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-564705816ac1f29a.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-dab0d116dd56435e.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-63674616a8f7462e.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-99eafa5fb0a96157.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-b196e1663297fef1.rmeta --extern remove_dir_all=/opt/rustwide/target/debug/deps/libremove_dir_all-a366538c24cba4e3.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-de795048afd1d085.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-203cdf7dac6a38f7.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-d3ddf74b396c2e8b.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-79aea37648a93925.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b8536e6c06abc76b.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-f5ea99090e67a7da.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a6879ed54c0511e4.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-71d73ed33e64fb9f.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-ae54ca7476725b82.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-ed952c8f81c91509.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-4bbdbd9d353b9383.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-b35edffea0b33e4c.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-34921baa23728453.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-6da279cd4f865ec2.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-ca70f4dd0d5d1ebc.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-f9f8e134153ee77a.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-cca34820a26a7d35.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/curl-sys-2b99e68a33071d3b/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-bfdd715212f63467/out/i/lib -L native=/usr/lib/x86_64-linux-gnu -L native=/opt/rustwide/target/debug/build/libgit2-sys-a08dbcc1feb4b96c/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-5d690008b63db546/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "68e4e4d7c244e08704240ad571cbfc3e91080d01794074b746fbb973adb7b2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e4e4d7c244e08704240ad571cbfc3e91080d01794074b746fbb973adb7b2c2", kill_on_drop: false }`
[INFO] [stdout] 68e4e4d7c244e08704240ad571cbfc3e91080d01794074b746fbb973adb7b2c2