[INFO] cloning repository https://github.com/rubigo/yes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rubigo/yes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frubigo%2Fyes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frubigo%2Fyes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 289721d515ac43979f574c9684d133ae3d18d628
[INFO] testing rubigo/yes against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frubigo%2Fyes" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rubigo/yes on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rubigo/yes
[INFO] finished tweaking git repo https://github.com/rubigo/yes
[INFO] tweaked toml for git repo https://github.com/rubigo/yes written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rubigo/yes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adbc630f1dd2233224265bbb1cf31a8910faedcbb16a890c137d354dc8205586
[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" "adbc630f1dd2233224265bbb1cf31a8910faedcbb16a890c137d354dc8205586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adbc630f1dd2233224265bbb1cf31a8910faedcbb16a890c137d354dc8205586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adbc630f1dd2233224265bbb1cf31a8910faedcbb16a890c137d354dc8205586", kill_on_drop: false }`
[INFO] [stdout] adbc630f1dd2233224265bbb1cf31a8910faedcbb16a890c137d354dc8205586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] e3c8e02067c1e81fef14b9ad974d16d59fd78269d7248c19790b462d09583595
[INFO] running `Command { std: "docker" "start" "-a" "e3c8e02067c1e81fef14b9ad974d16d59fd78269d7248c19790b462d09583595", kill_on_drop: false }`
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rubigo-yes v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![doc(html_logo_url = "https://rubigo.github.io/coreutils/logo.png")]
[INFO] [stdout] 2  | | #![warn(missing_docs)]
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | use std::io::{self, Write};
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |     }
[INFO] [stdout] 89 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn push(dest: &mut Self::Owned, ch: char);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/lib.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn with_newline(&self) -> Self::Owned {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]   --> src/lib.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub trait Yes {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn yes(&mut self, string: &str) -> io::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.20s
[INFO] running `Command { std: "docker" "inspect" "e3c8e02067c1e81fef14b9ad974d16d59fd78269d7248c19790b462d09583595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c8e02067c1e81fef14b9ad974d16d59fd78269d7248c19790b462d09583595", kill_on_drop: false }`
[INFO] [stdout] e3c8e02067c1e81fef14b9ad974d16d59fd78269d7248c19790b462d09583595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 048e8ad57c7dc77108dd8d9aa57e7597b79cbb207cfa19f13904cf9dc6c4c257
[INFO] running `Command { std: "docker" "start" "-a" "048e8ad57c7dc77108dd8d9aa57e7597b79cbb207cfa19f13904cf9dc6c4c257", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![doc(html_logo_url = "https://rubigo.github.io/coreutils/logo.png")]
[INFO] [stdout] 2  | | #![warn(missing_docs)]
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | use std::io::{self, Write};
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |     }
[INFO] [stdout] 89 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn push(dest: &mut Self::Owned, ch: char);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/lib.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn with_newline(&self) -> Self::Owned {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]   --> src/lib.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub trait Yes {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn yes(&mut self, string: &str) -> io::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling rubigo-yes v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.61s
[INFO] running `Command { std: "docker" "inspect" "048e8ad57c7dc77108dd8d9aa57e7597b79cbb207cfa19f13904cf9dc6c4c257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048e8ad57c7dc77108dd8d9aa57e7597b79cbb207cfa19f13904cf9dc6c4c257", kill_on_drop: false }`
[INFO] [stdout] 048e8ad57c7dc77108dd8d9aa57e7597b79cbb207cfa19f13904cf9dc6c4c257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee8d72bff3f5eaa6198360b1994a34763e0fa327cf802bb8ac4c11ded3fc9d3e
[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" "ee8d72bff3f5eaa6198360b1994a34763e0fa327cf802bb8ac4c11ded3fc9d3e", kill_on_drop: false }`
[INFO] [stderr] warning: missing documentation for the crate
[INFO] [stderr]   --> src/lib.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / #![doc(html_logo_url = "https://rubigo.github.io/coreutils/logo.png")]
[INFO] [stderr] 2  | | #![warn(missing_docs)]
[INFO] [stderr] 3  | |
[INFO] [stderr] 4  | | use std::io::{self, Write};
[INFO] [stderr] ...  |
[INFO] [stderr] 88 | |     }
[INFO] [stderr] 89 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:2:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]   --> src/lib.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn push(dest: &mut Self::Owned, ch: char);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]   --> src/lib.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn with_newline(&self) -> Self::Owned {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait
[INFO] [stderr]   --> src/lib.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub trait Yes {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]   --> src/lib.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn yes(&mut self, string: &str) -> io::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rubigo_yes-7b4db10f79687994
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::string_with_newline_works ... ok
[INFO] [stdout] test tests::write_repeat_stops_on_error ... ok
[INFO] [stdout] test tests::string_fill_works ... ok
[INFO] [stdout] test tests::yes_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yes-e98420d6c2bd742f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rubigo-yes
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee8d72bff3f5eaa6198360b1994a34763e0fa327cf802bb8ac4c11ded3fc9d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8d72bff3f5eaa6198360b1994a34763e0fa327cf802bb8ac4c11ded3fc9d3e", kill_on_drop: false }`
[INFO] [stdout] ee8d72bff3f5eaa6198360b1994a34763e0fa327cf802bb8ac4c11ded3fc9d3e