[INFO] updating cached repository https://github.com/Lainera/roll
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7d400216146edd60ad503c42fdbcdc6b03f6dc6
[INFO] testing Lainera/roll against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLainera%2Froll" "/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/Lainera/roll on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lainera/roll
[INFO] finished tweaking git repo https://github.com/Lainera/roll
[INFO] tweaked toml for git repo https://github.com/Lainera/roll written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Lainera/roll already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa9cd3655c6b0d21095c07fa81cc8e15b094c93944823f98d34d6fdb7116816d
[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" "fa9cd3655c6b0d21095c07fa81cc8e15b094c93944823f98d34d6fdb7116816d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa9cd3655c6b0d21095c07fa81cc8e15b094c93944823f98d34d6fdb7116816d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9cd3655c6b0d21095c07fa81cc8e15b094c93944823f98d34d6fdb7116816d", kill_on_drop: false }`
[INFO] [stdout] fa9cd3655c6b0d21095c07fa81cc8e15b094c93944823f98d34d6fdb7116816d
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5032e15196e3f8011d1b89255332933c75df6c0640bf0b19c0b589d2a7871c28
[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" "5032e15196e3f8011d1b89255332933c75df6c0640bf0b19c0b589d2a7871c28", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling roll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `result::Result`
[INFO] [stdout]  --> src/arguments.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{result::Result};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/arguments.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   /// skip filename
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |   args.next();
[INFO] [stdout]    |   ----------- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/arguments.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |   /// wildcard for both lower and uppercase D's
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 121 |   let d: &[_] = &['D', 'd'];
[INFO] [stdout]     |   -------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::str::<impl str>::trim` that must be used
[INFO] [stdout]   --> src/arguments.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   arg.trim();
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the trimmed string as a slice, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "5032e15196e3f8011d1b89255332933c75df6c0640bf0b19c0b589d2a7871c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5032e15196e3f8011d1b89255332933c75df6c0640bf0b19c0b589d2a7871c28", kill_on_drop: false }`
[INFO] [stdout] 5032e15196e3f8011d1b89255332933c75df6c0640bf0b19c0b589d2a7871c28
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7569a1bcf5b245ed97bd771d617b00da447c9bcecfd36340ac5262e0ce041ac4
[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" "7569a1bcf5b245ed97bd771d617b00da447c9bcecfd36340ac5262e0ce041ac4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling roll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `result::Result`
[INFO] [stdout]  --> src/arguments.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{result::Result};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/arguments.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   /// skip filename
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |   args.next();
[INFO] [stdout]    |   ----------- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/arguments.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |   /// wildcard for both lower and uppercase D's
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 121 |   let d: &[_] = &['D', 'd'];
[INFO] [stdout]     |   -------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::str::<impl str>::trim` that must be used
[INFO] [stdout]   --> src/arguments.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   arg.trim();
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the trimmed string as a slice, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "7569a1bcf5b245ed97bd771d617b00da447c9bcecfd36340ac5262e0ce041ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7569a1bcf5b245ed97bd771d617b00da447c9bcecfd36340ac5262e0ce041ac4", kill_on_drop: false }`
[INFO] [stdout] 7569a1bcf5b245ed97bd771d617b00da447c9bcecfd36340ac5262e0ce041ac4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", 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] 435d16993562ba6d1507db8c3eb5288466a687d0197157811b6f32de90a570ad
[INFO] running `Command { std: "docker" "start" "-a" "435d16993562ba6d1507db8c3eb5288466a687d0197157811b6f32de90a570ad", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `result::Result`
[INFO] [stderr]  --> src/arguments.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{result::Result};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/arguments.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 11 |   /// skip filename
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 12 |   args.next();
[INFO] [stderr]    |   ----------- rustdoc does not generate documentation for expressions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/arguments.rs:120:3
[INFO] [stderr]     |
[INFO] [stderr] 120 |   /// wildcard for both lower and uppercase D's
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 121 |   let d: &[_] = &['D', 'd'];
[INFO] [stderr]     |   -------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::str::<impl str>::trim` that must be used
[INFO] [stderr]   --> src/arguments.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   arg.trim();
[INFO] [stderr]    |   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this returns the trimmed string as a slice, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roll-0c50883c3d9e2912
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test arguments::parse_tests::detect_range_type_tests::detect_negative_to_positive ... ok
[INFO] [stdout] test arguments::parse_tests::detect_range_type_tests::detect_positive_to_positive ... ok
[INFO] [stdout] test arguments::parse_tests::parse_string_vector_tests::orders_many ... ok
[INFO] [stdout] test arguments::parse_tests::detect_range_type_tests::detect_positive ... ok
[INFO] [stdout] test arguments::parse_tests::detect_range_type_tests::detect_positive_to_negative ... ok
[INFO] [stdout] test arguments::parse_tests::detect_range_type_tests::detect_negative ... ok
[INFO] [stdout] test arguments::parse_tests::detect_range_type_tests::detect_negative_to_negative ... ok
[INFO] [stdout] test arguments::parse_tests::parse_string_vector_tests::panic_mode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "435d16993562ba6d1507db8c3eb5288466a687d0197157811b6f32de90a570ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435d16993562ba6d1507db8c3eb5288466a687d0197157811b6f32de90a570ad", kill_on_drop: false }`
[INFO] [stdout] 435d16993562ba6d1507db8c3eb5288466a687d0197157811b6f32de90a570ad