[INFO] cloning repository https://github.com/la10736/str_add
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/la10736/str_add" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fla10736%2Fstr_add", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fla10736%2Fstr_add'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 467d96b5bc56078f23de2ca5e1e7ba2f25d11ae7
[INFO] testing la10736/str_add against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fla10736%2Fstr_add" "/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/la10736/str_add on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/la10736/str_add
[INFO] finished tweaking git repo https://github.com/la10736/str_add
[INFO] tweaked toml for git repo https://github.com/la10736/str_add written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/la10736/str_add already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 485d7bb2076ebcf467fd6325a0a2b33d26454672b57f7e03e2ddf9e05c1cfa3e
[INFO] running `Command { std: "docker" "start" "-a" "485d7bb2076ebcf467fd6325a0a2b33d26454672b57f7e03e2ddf9e05c1cfa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "485d7bb2076ebcf467fd6325a0a2b33d26454672b57f7e03e2ddf9e05c1cfa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "485d7bb2076ebcf467fd6325a0a2b33d26454672b57f7e03e2ddf9e05c1cfa3e", kill_on_drop: false }`
[INFO] [stdout] 485d7bb2076ebcf467fd6325a0a2b33d26454672b57f7e03e2ddf9e05c1cfa3e
[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=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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8e0c25a50a2f229a603289b1a0b7471fe04e04d0bbf16c3ac1fb4041deee9fd
[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" "a8e0c25a50a2f229a603289b1a0b7471fe04e04d0bbf16c3ac1fb4041deee9fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling str_add v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:43:52
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn itemize<'a>(self, data: &'a str) -> Box<Iterator<Item=Values> + 'a> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Values> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "a8e0c25a50a2f229a603289b1a0b7471fe04e04d0bbf16c3ac1fb4041deee9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e0c25a50a2f229a603289b1a0b7471fe04e04d0bbf16c3ac1fb4041deee9fd", kill_on_drop: false }`
[INFO] [stdout] a8e0c25a50a2f229a603289b1a0b7471fe04e04d0bbf16c3ac1fb4041deee9fd
[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=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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18703787452ca11c5a44b9d64de3516c6baf8e4f28520e87363d91cac5fd7c98
[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" "18703787452ca11c5a44b9d64de3516c6baf8e4f28520e87363d91cac5fd7c98", kill_on_drop: false }`
[INFO] [stderr]    Compiling str_add v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:43:52
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn itemize<'a>(self, data: &'a str) -> Box<Iterator<Item=Values> + 'a> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Values> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "18703787452ca11c5a44b9d64de3516c6baf8e4f28520e87363d91cac5fd7c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18703787452ca11c5a44b9d64de3516c6baf8e4f28520e87363d91cac5fd7c98", kill_on_drop: false }`
[INFO] [stdout] 18703787452ca11c5a44b9d64de3516c6baf8e4f28520e87363d91cac5fd7c98
[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=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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a798d9b1d30275a384e4f7424fef0b7bb51a011415b3fa887b3a66162d05bca5
[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" "a798d9b1d30275a384e4f7424fef0b7bb51a011415b3fa887b3a66162d05bca5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 5 tests
[INFO] [stderr]   --> src/main.rs:43:52
[INFO] [stdout] test tests::also_carriage_return_is_a_separator ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::should_parse_header_to_seect_correct_separator ... ok
[INFO] [stderr] 43 |     pub fn itemize<'a>(self, data: &'a str) -> Box<Iterator<Item=Values> + 'a> {
[INFO] [stdout] test tests::empty_string_should_return_0 ... ok
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Values> + 'a`
[INFO] [stdout] test tests::should_return_parsed_integers ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::should_sum_comma_separated_integers ... ok
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/str_add-9d63ed74690a9420
[INFO] running `Command { std: "docker" "inspect" "a798d9b1d30275a384e4f7424fef0b7bb51a011415b3fa887b3a66162d05bca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a798d9b1d30275a384e4f7424fef0b7bb51a011415b3fa887b3a66162d05bca5", kill_on_drop: false }`
[INFO] [stdout] a798d9b1d30275a384e4f7424fef0b7bb51a011415b3fa887b3a66162d05bca5