[INFO] crate paper 0.3.0 is already in cache
[INFO] testing paper-0.3.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate paper 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate paper 0.3.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate paper 0.3.0
[INFO] finished tweaking crates.io crate paper 0.3.0
[INFO] tweaked toml for crates.io crate paper 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b19cd8ca1f08875a4f8926b994c928caee59e899353e57ee5e5f4929e16092b3
[INFO] running `"docker" "start" "-a" "b19cd8ca1f08875a4f8926b994c928caee59e899353e57ee5e5f4929e16092b3"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling double v0.2.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling version-sync v0.6.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling float-cmp v0.2.5
[INFO] [stderr]    Compiling spectral v0.6.0
[INFO] [stderr]    Compiling rec v0.3.0
[INFO] [stderr]    Compiling paper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `"docker" "inspect" "b19cd8ca1f08875a4f8926b994c928caee59e899353e57ee5e5f4929e16092b3"`
[INFO] running `"docker" "rm" "-f" "b19cd8ca1f08875a4f8926b994c928caee59e899353e57ee5e5f4929e16092b3"`
[INFO] [stdout] b19cd8ca1f08875a4f8926b994c928caee59e899353e57ee5e5f4929e16092b3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01bb712f88c28c163547e4eff0b2bbb27224117dce4deff8d27fdcca655137f6
[INFO] running `"docker" "start" "-a" "01bb712f88c28c163547e4eff0b2bbb27224117dce4deff8d27fdcca655137f6"`
[INFO] [stderr]    Compiling paper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub apply: double::Mock<(Edit), ui::Outcome>,
[INFO] [stderr]    |                             ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:44:28
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub read: double::Mock<(String), Outcome<String>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub apply: double::Mock<(Edit), ui::Outcome>,
[INFO] [stderr]    |                             ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:44:28
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub read: double::Mock<(String), Outcome<String>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub apply: double::Mock<(Edit), ui::Outcome>,
[INFO] [stderr]    |                             ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:44:28
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub read: double::Mock<(String), Outcome<String>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `display_sketch_edit`
[INFO] [stderr]   --> tests/mock/mod.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn display_sketch_edit(sketch: String) -> Edit {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.73s
[INFO] running `"docker" "inspect" "01bb712f88c28c163547e4eff0b2bbb27224117dce4deff8d27fdcca655137f6"`
[INFO] running `"docker" "rm" "-f" "01bb712f88c28c163547e4eff0b2bbb27224117dce4deff8d27fdcca655137f6"`
[INFO] [stdout] 01bb712f88c28c163547e4eff0b2bbb27224117dce4deff8d27fdcca655137f6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8ee292a144b5d0e9e35e5017be68099ae150502b56c0396ba532ba740682cb4
[INFO] running `"docker" "start" "-a" "b8ee292a144b5d0e9e35e5017be68099ae150502b56c0396ba532ba740682cb4"`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub apply: double::Mock<(Edit), ui::Outcome>,
[INFO] [stderr]    |                             ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:44:28
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub read: double::Mock<(String), Outcome<String>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `display_sketch_edit`
[INFO] [stderr]   --> tests/mock/mod.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn display_sketch_edit(sketch: String) -> Edit {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub apply: double::Mock<(Edit), ui::Outcome>,
[INFO] [stderr]    |                             ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:44:28
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub read: double::Mock<(String), Outcome<String>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub apply: double::Mock<(Edit), ui::Outcome>,
[INFO] [stderr]    |                             ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> tests/mock/mod.rs:44:28
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub read: double::Mock<(String), Outcome<String>>,
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/paper-652beda047555566
[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]      Running /opt/rustwide/target/debug/deps/paper-55d9501d9a8803b0
[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]      Running /opt/rustwide/target/debug/deps/command_mode-fc68b7a08e97ee3b
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test backspace_removes_character_from_sketch ... ok
[INFO] [stdout] test escape_returns_to_display_mode ... ok
[INFO] [stdout] test characters_are_displayed_as_sketch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/display_mode-8d37643f038eff27
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test backslash_enters_filter_mode ... ok
[INFO] [stdout] test j_at_end_does_nothing ... ok
[INFO] [stdout] test pound_sign_enters_filter_mode ... ok
[INFO] [stdout] test period_enters_command_mode ... ok
[INFO] [stdout] test j_does_not_scroll_past_last_line ... ok
[INFO] [stdout] test k_at_first_line_does_nothing ... ok
[INFO] [stdout] test j_scrolls_down ... ok
[INFO] [stdout] test k_scrolls_up ... ok
[INFO] [stdout] test k_does_not_scroll_past_first_line ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/filter_mode-c841cdfb8f9884c6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test escape_returns_to_display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-1d26222015b7cf06
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests paper
[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 `"docker" "inspect" "b8ee292a144b5d0e9e35e5017be68099ae150502b56c0396ba532ba740682cb4"`
[INFO] running `"docker" "rm" "-f" "b8ee292a144b5d0e9e35e5017be68099ae150502b56c0396ba532ba740682cb4"`
[INFO] [stdout] b8ee292a144b5d0e9e35e5017be68099ae150502b56c0396ba532ba740682cb4