[INFO] cloning repository https://github.com/mxheller/rags
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mxheller/rags" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxheller%2Frags", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxheller%2Frags'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b7b69fb682834924a0e1f96febfd4400f74653b
[INFO] checking mxheller/rags against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxheller%2Frags" "/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/mxheller/rags on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mxheller/rags
[INFO] finished tweaking git repo https://github.com/mxheller/rags
[INFO] tweaked toml for git repo https://github.com/mxheller/rags written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mxheller/rags already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded termion v1.5.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded min-max-heap v1.2.2
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded csv-core v0.1.5
[INFO] [stderr]   Downloaded encode_unicode v0.3.5
[INFO] [stderr]   Downloaded csv v1.0.7
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.29
[INFO] [stderr]   Downloaded bitflags v1.0.5
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] [stderr]   Downloaded getrandom v0.1.8
[INFO] [stderr]   Downloaded term v0.5.2
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc575ed0691064b99609aa7d4ca166366d03e08c12babe7588991a5dc15ed527
[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" "dc575ed0691064b99609aa7d4ca166366d03e08c12babe7588991a5dc15ed527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc575ed0691064b99609aa7d4ca166366d03e08c12babe7588991a5dc15ed527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc575ed0691064b99609aa7d4ca166366d03e08c12babe7588991a5dc15ed527", kill_on_drop: false }`
[INFO] [stdout] dc575ed0691064b99609aa7d4ca166366d03e08c12babe7588991a5dc15ed527
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ec7ff0cf954efd4f054d4c7f6eb59446d5644153bd3c7474530f5f00c884964
[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" "7ec7ff0cf954efd4f054d4c7f6eb59446d5644153bd3c7474530f5f00c884964", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling bitflags v1.0.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking min-max-heap v1.2.2
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking regex v1.1.6
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking rags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.51s
[INFO] running `Command { std: "docker" "inspect" "7ec7ff0cf954efd4f054d4c7f6eb59446d5644153bd3c7474530f5f00c884964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec7ff0cf954efd4f054d4c7f6eb59446d5644153bd3c7474530f5f00c884964", kill_on_drop: false }`
[INFO] [stdout] 7ec7ff0cf954efd4f054d4c7f6eb59446d5644153bd3c7474530f5f00c884964