[INFO] fetching crate lip 4.1.3...
[INFO] testing lip-4.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lip 4.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lip 4.1.3 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 crates.io crate lip 4.1.3
[INFO] finished tweaking crates.io crate lip 4.1.3
[INFO] tweaked toml for crates.io crate lip 4.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2a5804619e138e75b927fbf94aec58adcb1b8c47886ea5714b48c66e7ac07150
[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" "2a5804619e138e75b927fbf94aec58adcb1b8c47886ea5714b48c66e7ac07150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a5804619e138e75b927fbf94aec58adcb1b8c47886ea5714b48c66e7ac07150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5804619e138e75b927fbf94aec58adcb1b8c47886ea5714b48c66e7ac07150", kill_on_drop: false }`
[INFO] [stdout] 2a5804619e138e75b927fbf94aec58adcb1b8c47886ea5714b48c66e7ac07150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 7c1180bdcaddcbb39855904f559192091359faa183b7a57e064a2ed1ff4c5009
[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" "7c1180bdcaddcbb39855904f559192091359faa183b7a57e064a2ed1ff4c5009", kill_on_drop: false }`
[INFO] [stderr]    Compiling lip v4.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Parser`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Location`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::Location;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::ParseResult`
[INFO] [stdout]  --> src/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::ParseResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Trailing`
[INFO] [stdout]  --> src/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::Trailing;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_bound` is never read
[INFO] [stdout]    --> src/lib.rs:648:9
[INFO] [stdout]     |
[INFO] [stdout] 648 |     let mut end_bound = false;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "7c1180bdcaddcbb39855904f559192091359faa183b7a57e064a2ed1ff4c5009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1180bdcaddcbb39855904f559192091359faa183b7a57e064a2ed1ff4c5009", kill_on_drop: false }`
[INFO] [stdout] 7c1180bdcaddcbb39855904f559192091359faa183b7a57e064a2ed1ff4c5009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 1fc2ee26c8591fb4c853584231316b54e9ed79a845092f52c7ccae06beac3df5
[INFO] running `Command { std: "docker" "start" "-a" "1fc2ee26c8591fb4c853584231316b54e9ed79a845092f52c7ccae06beac3df5", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `super::Parser`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lip v4.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Location`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::Location;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::ParseResult`
[INFO] [stdout]  --> src/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::ParseResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Trailing`
[INFO] [stdout]  --> src/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::Trailing;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_bound` is never read
[INFO] [stdout]    --> src/lib.rs:648:9
[INFO] [stdout]     |
[INFO] [stdout] 648 |     let mut end_bound = false;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_bound` is never read
[INFO] [stdout]    --> src/lib.rs:648:9
[INFO] [stdout]     |
[INFO] [stdout] 648 |     let mut end_bound = false;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "1fc2ee26c8591fb4c853584231316b54e9ed79a845092f52c7ccae06beac3df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc2ee26c8591fb4c853584231316b54e9ed79a845092f52c7ccae06beac3df5", kill_on_drop: false }`
[INFO] [stdout] 1fc2ee26c8591fb4c853584231316b54e9ed79a845092f52c7ccae06beac3df5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7c2d65f43b4ba15127a288352033ec386dc79c60bde890d07e1e98334fecc3ef
[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" "7c2d65f43b4ba15127a288352033ec386dc79c60bde890d07e1e98334fecc3ef", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::Parser`
[INFO] [stderr]  --> src/tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Location`
[INFO] [stderr]  --> src/tests.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::Location;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::ParseResult`
[INFO] [stderr]  --> src/tests.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use super::ParseResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Trailing`
[INFO] [stderr]  --> src/tests.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::Trailing;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/tests.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_bound` is never read
[INFO] [stderr]    --> src/lib.rs:648:9
[INFO] [stderr]     |
[INFO] [stderr] 648 |     let mut end_bound = false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_bound` is never read
[INFO] [stderr]    --> src/lib.rs:648:9
[INFO] [stderr]     |
[INFO] [stderr] 648 |     let mut end_bound = false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lip-70552ab06d33339b
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_end ... ok
[INFO] [stdout] test tests::test_int ... ok
[INFO] [stdout] test tests::test_wrap ... ok
[INFO] [stdout] test tests::test_variable ... ok
[INFO] [stdout] test tests::test_one_or_more ... ok
[INFO] [stdout] test tests::test_update ... ok
[INFO] [stdout] test tests::test_token ... ok
[INFO] [stdout] test tests::test_one_of ... ok
[INFO] [stdout] test tests::test_sequence ... ok
[INFO] [stdout] test tests::test_float ... ok
[INFO] [stdout] test tests::test_newline_with_comment ... ok
[INFO] [stdout] test tests::test_keep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lip
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - ParseResult (line 59) ... ok
[INFO] [stdout] test src/lib.rs - take_chomped (line 815) ... ok
[INFO] [stdout] test src/lib.rs - chomp_while0 (line 776) ... ok
[INFO] [stdout] test src/lib.rs - chomp_while1 (line 793) ... ok
[INFO] [stdout] test src/lib.rs - Parser::end (line 315) ... ok
[INFO] [stdout] test src/lib.rs - Parser::run (line 190) ... ok
[INFO] [stdout] test src/lib.rs - Parser::skip (line 364) ... ok
[INFO] [stdout] test src/lib.rs - variable (line 1226) ... ok
[INFO] [stdout] test src/lib.rs - sequence (line 1315) ... ok
[INFO] [stdout] test src/lib.rs - Parser::keep (line 339) ... ok
[INFO] [stdout] test src/lib.rs - variable (line 1208) ... ok
[INFO] [stdout] test src/lib.rs - sequence (line 1299) ... ok
[INFO] [stdout] test src/lib.rs - variable (line 1217) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c2d65f43b4ba15127a288352033ec386dc79c60bde890d07e1e98334fecc3ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2d65f43b4ba15127a288352033ec386dc79c60bde890d07e1e98334fecc3ef", kill_on_drop: false }`
[INFO] [stdout] 7c2d65f43b4ba15127a288352033ec386dc79c60bde890d07e1e98334fecc3ef