[INFO] cloning repository https://github.com/kento-yoshidu/my_echo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kento-yoshidu/my_echo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkento-yoshidu%2Fmy_echo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkento-yoshidu%2Fmy_echo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40ca02cc44473d75a3eabc6b5bfd618576c5f1ff
[INFO] checking kento-yoshidu/my_echo against master#0e517d38ad0e72f93c734b14fabd4bb9b7441de6 for pr-140557-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkento-yoshidu%2Fmy_echo" "/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/kento-yoshidu/my_echo on toolchain 0e517d38ad0e72f93c734b14fabd4bb9b7441de6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kento-yoshidu/my_echo
[INFO] finished tweaking git repo https://github.com/kento-yoshidu/my_echo
[INFO] tweaked toml for git repo https://github.com/kento-yoshidu/my_echo written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kento-yoshidu/my_echo 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" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v2.1.5
[INFO] [stderr]   Downloaded predicates-core v1.0.6
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded termtree v0.4.1
[INFO] [stderr]   Downloaded predicates-tree v1.0.9
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded anstyle v1.0.5
[INFO] [stderr]   Downloaded either v1.9.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.13
[INFO] [stderr]   Downloaded proc-macro2 v1.0.78
[INFO] [stderr]   Downloaded unicode-ident v1.0.12
[INFO] [stderr]   Downloaded serde_derive v1.0.196
[INFO] [stderr]   Downloaded serde v1.0.196
[INFO] [stderr]   Downloaded num-traits v0.2.17
[INFO] [stderr]   Downloaded memchr v2.7.1
[INFO] [stderr]   Downloaded aho-corasick v1.1.2
[INFO] [stderr]   Downloaded itertools v0.10.5
[INFO] [stderr]   Downloaded quote v1.0.35
[INFO] [stderr]   Downloaded predicates v3.1.0
[INFO] [stderr]   Downloaded syn v2.0.48
[INFO] [stderr]   Downloaded regex v1.10.3
[INFO] [stderr]   Downloaded unicode-width v0.1.11
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.8.2
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] [stderr]   Downloaded bstr v1.9.0
[INFO] [stderr]   Downloaded regex-automata v0.4.5
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-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" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfe36d2a0790e90156c0d571b9e89841e71c0674c2b142fc3144fcf775090b9c
[INFO] running `Command { std: "docker" "start" "-a" "dfe36d2a0790e90156c0d571b9e89841e71c0674c2b142fc3144fcf775090b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfe36d2a0790e90156c0d571b9e89841e71c0674c2b142fc3144fcf775090b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe36d2a0790e90156c0d571b9e89841e71c0674c2b142fc3144fcf775090b9c", kill_on_drop: false }`
[INFO] [stdout] dfe36d2a0790e90156c0d571b9e89841e71c0674c2b142fc3144fcf775090b9c
[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" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98b0f6d1cd90b93149e31575d33ebe3c8eb304041e83106a95509f696ee29568
[INFO] running `Command { std: "docker" "start" "-a" "98b0f6d1cd90b93149e31575d33ebe3c8eb304041e83106a95509f696ee29568", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking aho-corasick v1.1.2
[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-automata v0.4.5
[INFO] [stderr]     Checking my_echo v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking assert_cmd v2.0.13
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "98b0f6d1cd90b93149e31575d33ebe3c8eb304041e83106a95509f696ee29568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b0f6d1cd90b93149e31575d33ebe3c8eb304041e83106a95509f696ee29568", kill_on_drop: false }`
[INFO] [stdout] 98b0f6d1cd90b93149e31575d33ebe3c8eb304041e83106a95509f696ee29568