[INFO] fetching crate trivial-argument-parser 0.1.0... [INFO] testing trivial-argument-parser-0.1.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate trivial-argument-parser 0.1.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate trivial-argument-parser 0.1.0 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 crates.io crate trivial-argument-parser 0.1.0 [INFO] finished tweaking crates.io crate trivial-argument-parser 0.1.0 [INFO] tweaked toml for crates.io crate trivial-argument-parser 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] c454bcb9782197a76c1d5dae9ba368f7ea2b809bc63f1741dde51969b25875cb [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" "c454bcb9782197a76c1d5dae9ba368f7ea2b809bc63f1741dde51969b25875cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c454bcb9782197a76c1d5dae9ba368f7ea2b809bc63f1741dde51969b25875cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c454bcb9782197a76c1d5dae9ba368f7ea2b809bc63f1741dde51969b25875cb", kill_on_drop: false }` [INFO] [stdout] c454bcb9782197a76c1d5dae9ba368f7ea2b809bc63f1741dde51969b25875cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 2237f1c7e656fa838884a83257c7723504d7b3ddc78c456e520d3d9810a39d99 [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" "2237f1c7e656fa838884a83257c7723504d7b3ddc78c456e520d3d9810a39d99", kill_on_drop: false }` [INFO] [stderr] Compiling trivial-argument-parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `chars` [INFO] [stdout] --> src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | let mut chars = word.chars(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chars` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | let mut chars = word.chars(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:254:29 [INFO] [stdout] | [INFO] [stdout] 254 | ... argument.add_value(& mut input_iter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | ... argument.add_value(& mut input_iter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "2237f1c7e656fa838884a83257c7723504d7b3ddc78c456e520d3d9810a39d99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2237f1c7e656fa838884a83257c7723504d7b3ddc78c456e520d3d9810a39d99", kill_on_drop: false }` [INFO] [stdout] 2237f1c7e656fa838884a83257c7723504d7b3ddc78c456e520d3d9810a39d99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] de98b2a7d19dd6c65364273ca9ba3fbedecc07eeb60fa012874a1cd2392dfcbf [INFO] running `Command { std: "docker" "start" "-a" "de98b2a7d19dd6c65364273ca9ba3fbedecc07eeb60fa012874a1cd2392dfcbf", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `chars` [INFO] [stdout] --> src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | let mut chars = word.chars(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chars` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling trivial-argument-parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | let mut chars = word.chars(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:254:29 [INFO] [stdout] | [INFO] [stdout] 254 | ... argument.add_value(& mut input_iter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | ... argument.add_value(& mut input_iter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chars` [INFO] [stdout] --> src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | let mut chars = word.chars(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chars` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | let mut chars = word.chars(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:254:29 [INFO] [stdout] | [INFO] [stdout] 254 | ... argument.add_value(& mut input_iter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | ... argument.add_value(& mut input_iter); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `Command { std: "docker" "inspect" "de98b2a7d19dd6c65364273ca9ba3fbedecc07eeb60fa012874a1cd2392dfcbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de98b2a7d19dd6c65364273ca9ba3fbedecc07eeb60fa012874a1cd2392dfcbf", kill_on_drop: false }` [INFO] [stdout] de98b2a7d19dd6c65364273ca9ba3fbedecc07eeb60fa012874a1cd2392dfcbf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 4f67f3472c86b088d9b900689fb9572ff585e0b569d877ad154973ebc4917415 [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" "4f67f3472c86b088d9b900689fb9572ff585e0b569d877ad154973ebc4917415", kill_on_drop: false }` [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] warning: unused variable: `chars` [INFO] [stderr] --> src/lib.rs:244:17 [INFO] [stderr] | [INFO] [stderr] 244 | let mut chars = word.chars(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chars` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:244:17 [INFO] [stderr] | [INFO] [stderr] 244 | let mut chars = word.chars(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:254:29 [INFO] [stderr] | [INFO] [stderr] 254 | ... argument.add_value(& mut input_iter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:277:29 [INFO] [stderr] | [INFO] [stderr] 277 | ... argument.add_value(& mut input_iter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `chars` [INFO] [stderr] --> src/lib.rs:244:17 [INFO] [stderr] | [INFO] [stderr] 244 | let mut chars = word.chars(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chars` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:244:17 [INFO] [stderr] | [INFO] [stderr] 244 | let mut chars = word.chars(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:254:29 [INFO] [stderr] | [INFO] [stderr] 254 | ... argument.add_value(& mut input_iter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:277:29 [INFO] [stderr] | [INFO] [stderr] 277 | ... argument.add_value(& mut input_iter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/trivial_argument_parser-eebab0ee1e206744 [INFO] [stdout] test tests::parse_works ... ok [INFO] [stderr] Doc-tests trivial-argument-parser [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - Argument (line 29) ... ok [INFO] [stdout] test src/lib.rs - ArgumentList::parse_args (line 228) ... ok [INFO] [stdout] test src/lib.rs - ArgumentList (line 141) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.30s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4f67f3472c86b088d9b900689fb9572ff585e0b569d877ad154973ebc4917415", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f67f3472c86b088d9b900689fb9572ff585e0b569d877ad154973ebc4917415", kill_on_drop: false }` [INFO] [stdout] 4f67f3472c86b088d9b900689fb9572ff585e0b569d877ad154973ebc4917415