[INFO] cloning repository https://github.com/Arandur/tryst
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arandur/tryst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArandur%2Ftryst", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArandur%2Ftryst'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5aa700d3327ed3f784cdf85f07c74794f69b7cc
[INFO] testing Arandur/tryst against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArandur%2Ftryst" "/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/Arandur/tryst on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Arandur/tryst
[INFO] finished tweaking git repo https://github.com/Arandur/tryst
[INFO] tweaked toml for git repo https://github.com/Arandur/tryst written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Arandur/tryst already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] c6ee2908a2f803d888c86474d349b80ce073fb78fc4fae42fd1d0dc8745622d6
[INFO] running `Command { std: "docker" "start" "-a" "c6ee2908a2f803d888c86474d349b80ce073fb78fc4fae42fd1d0dc8745622d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6ee2908a2f803d888c86474d349b80ce073fb78fc4fae42fd1d0dc8745622d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ee2908a2f803d888c86474d349b80ce073fb78fc4fae42fd1d0dc8745622d6", kill_on_drop: false }`
[INFO] [stdout] c6ee2908a2f803d888c86474d349b80ce073fb78fc4fae42fd1d0dc8745622d6
[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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--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] bba5b9d2075675a5056ac6d0294fbd2e2b9ea51de2abfd14a6fbf0c5dc515295
[INFO] running `Command { std: "docker" "start" "-a" "bba5b9d2075675a5056ac6d0294fbd2e2b9ea51de2abfd14a6fbf0c5dc515295", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling tryst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/read/lexer/chars/utf8_char_sink.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> Utf8CharSink {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `chars`
[INFO] [stdout]   --> src/read/lexer/chars/mod.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn chars<R: Read>(r: R) -> Chars<R> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lexer`
[INFO] [stdout]   --> src/read/lexer/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn lexer<R: Read>(source: R) -> Lexer<R> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "bba5b9d2075675a5056ac6d0294fbd2e2b9ea51de2abfd14a6fbf0c5dc515295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba5b9d2075675a5056ac6d0294fbd2e2b9ea51de2abfd14a6fbf0c5dc515295", kill_on_drop: false }`
[INFO] [stdout] bba5b9d2075675a5056ac6d0294fbd2e2b9ea51de2abfd14a6fbf0c5dc515295
[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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 80308eafd4e16e7a218b22af87b9855a6c1a6b148d66e1ed560dbb147f484473
[INFO] running `Command { std: "docker" "start" "-a" "80308eafd4e16e7a218b22af87b9855a6c1a6b148d66e1ed560dbb147f484473", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tryst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/read/lexer/chars/utf8_char_sink.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> Utf8CharSink {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `chars`
[INFO] [stdout]   --> src/read/lexer/chars/mod.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn chars<R: Read>(r: R) -> Chars<R> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lexer`
[INFO] [stdout]   --> src/read/lexer/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn lexer<R: Read>(source: R) -> Lexer<R> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "80308eafd4e16e7a218b22af87b9855a6c1a6b148d66e1ed560dbb147f484473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80308eafd4e16e7a218b22af87b9855a6c1a6b148d66e1ed560dbb147f484473", kill_on_drop: false }`
[INFO] [stdout] 80308eafd4e16e7a218b22af87b9855a6c1a6b148d66e1ed560dbb147f484473
[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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b86687db2c27b4558364b6fbc842b223653f5dbf0858652adbb07775a4f06ff8
[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" "b86687db2c27b4558364b6fbc842b223653f5dbf0858652adbb07775a4f06ff8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stdout] running 11 tests
[INFO] [stderr]   --> src/read/lexer/chars/utf8_char_sink.rs:13:12
[INFO] [stdout] test read::lexer::chars::utf8_char_sink::tests::test_three_bytes ... ok
[INFO] [stderr]    |
[INFO] [stdout] test read::lexer::chars::utf8_char_sink::tests::test_two_bytes ... ok
[INFO] [stderr] 13 |     pub fn new() -> Utf8CharSink {
[INFO] [stdout] test read::lexer::chars::utf8_char_sink::tests::test_invalid_start ... ok
[INFO] [stderr]    |            ^^^
[INFO] [stdout] test read::lexer::tests::test_empty ... ok
[INFO] [stderr]    |
[INFO] [stdout] test read::lexer::chars::tests::test_ascii ... ok
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] test read::lexer::tests::test_parens ... ok
[INFO] [stderr] 
[INFO] [stdout] test read::lexer::chars::tests::test_mid_char_eof ... ok
[INFO] [stderr] warning: function is never used: `chars`
[INFO] [stderr]   --> src/read/lexer/chars/mod.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn chars<R: Read>(r: R) -> Chars<R> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lexer`
[INFO] [stderr]   --> src/read/lexer/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn lexer<R: Read>(source: R) -> Lexer<R> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tryst` (lib) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tryst-b56549a467408cbc)
[INFO] [stdout] test read::lexer::chars::utf8_char_sink::tests::test_ascii ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tryst-2771ae2536bfe6b9)
[INFO] [stdout] test read::lexer::chars::utf8_char_sink::tests::test_invalid_cont ... ok
[INFO] [stdout] test read::lexer::chars::tests::test_unicode ... ok
[INFO] [stdout] test read::lexer::chars::utf8_char_sink::tests::test_four_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tryst
[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; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b86687db2c27b4558364b6fbc842b223653f5dbf0858652adbb07775a4f06ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86687db2c27b4558364b6fbc842b223653f5dbf0858652adbb07775a4f06ff8", kill_on_drop: false }`
[INFO] [stdout] b86687db2c27b4558364b6fbc842b223653f5dbf0858652adbb07775a4f06ff8