[INFO] cloning repository https://github.com/dhammafarer/cli_book-echor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhammafarer/cli_book-echor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhammafarer%2Fcli_book-echor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhammafarer%2Fcli_book-echor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7054073b467df251b3cc48db6b41d01ff576a59f
[INFO] checking dhammafarer/cli_book-echor against master#fe348cd1a8e0fa445b772393147ed865904dcd4d for pr-139587-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhammafarer%2Fcli_book-echor" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dhammafarer/cli_book-echor on toolchain fe348cd1a8e0fa445b772393147ed865904dcd4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dhammafarer/cli_book-echor
[INFO] finished tweaking git repo https://github.com/dhammafarer/cli_book-echor
[INFO] tweaked toml for git repo https://github.com/dhammafarer/cli_book-echor written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dhammafarer/cli_book-echor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] [stderr]   Downloaded predicates-core v1.0.3
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded predicates-tree v1.0.5
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded predicates v2.1.1
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded regex-automata v0.1.10
[INFO] [stderr]   Downloaded itertools v0.10.3
[INFO] [stderr]   Downloaded termtree v0.2.4
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.27
[INFO] [stderr]   Downloaded regex v1.6.0
[INFO] [stderr]   Downloaded vec_map v0.8.2
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded bstr v0.2.17
[INFO] [stderr]   Downloaded libc v0.2.131
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b41d0fb82318e51cd4353094fa441737e3003578c901063b720403c1523bfab4
[INFO] running `Command { std: "docker" "start" "-a" "b41d0fb82318e51cd4353094fa441737e3003578c901063b720403c1523bfab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b41d0fb82318e51cd4353094fa441737e3003578c901063b720403c1523bfab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41d0fb82318e51cd4353094fa441737e3003578c901063b720403c1523bfab4", kill_on_drop: false }`
[INFO] [stdout] b41d0fb82318e51cd4353094fa441737e3003578c901063b720403c1523bfab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 760b66e45a2bf86201f91b676e39124aef3a6e70d673eaedc0cccc0f8bb4245a
[INFO] running `Command { std: "docker" "start" "-a" "760b66e45a2bf86201f91b676e39124aef3a6e70d673eaedc0cccc0f8bb4245a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking echor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "760b66e45a2bf86201f91b676e39124aef3a6e70d673eaedc0cccc0f8bb4245a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760b66e45a2bf86201f91b676e39124aef3a6e70d673eaedc0cccc0f8bb4245a", kill_on_drop: false }`
[INFO] [stdout] 760b66e45a2bf86201f91b676e39124aef3a6e70d673eaedc0cccc0f8bb4245a