[INFO] fetching crate nlsd 0.1.3... [INFO] testing nlsd-0.1.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate nlsd 0.1.3 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate nlsd 0.1.3 [INFO] finished tweaking crates.io crate nlsd 0.1.3 [INFO] tweaked toml for crates.io crate nlsd 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nlsd 0.1.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b23dddbab726d0697e63cbc55d09c487eb07513238c9b52b2c8a1af46eecd29 [INFO] running `Command { std: "docker" "start" "-a" "9b23dddbab726d0697e63cbc55d09c487eb07513238c9b52b2c8a1af46eecd29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b23dddbab726d0697e63cbc55d09c487eb07513238c9b52b2c8a1af46eecd29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b23dddbab726d0697e63cbc55d09c487eb07513238c9b52b2c8a1af46eecd29", kill_on_drop: false }` [INFO] [stdout] 9b23dddbab726d0697e63cbc55d09c487eb07513238c9b52b2c8a1af46eecd29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a200e0c44755ee13ca816bd77b87612a47a388d3520457be131c1c62f06a8323 [INFO] running `Command { std: "docker" "start" "-a" "a200e0c44755ee13ca816bd77b87612a47a388d3520457be131c1c62f06a8323", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling nl-parser v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling nlsd v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/de.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.28s [INFO] running `Command { std: "docker" "inspect" "a200e0c44755ee13ca816bd77b87612a47a388d3520457be131c1c62f06a8323", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a200e0c44755ee13ca816bd77b87612a47a388d3520457be131c1c62f06a8323", kill_on_drop: false }` [INFO] [stdout] a200e0c44755ee13ca816bd77b87612a47a388d3520457be131c1c62f06a8323 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04da65dab3f84edaa266cab026ef8f3b83565466664dbb9eb0a5fccada536897 [INFO] running `Command { std: "docker" "start" "-a" "04da65dab3f84edaa266cab026ef8f3b83565466664dbb9eb0a5fccada536897", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/de.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nlsd v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ser.rs:811:10 [INFO] [stdout] | [INFO] [stdout] 811 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/de.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.72s [INFO] running `Command { std: "docker" "inspect" "04da65dab3f84edaa266cab026ef8f3b83565466664dbb9eb0a5fccada536897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04da65dab3f84edaa266cab026ef8f3b83565466664dbb9eb0a5fccada536897", kill_on_drop: false }` [INFO] [stdout] 04da65dab3f84edaa266cab026ef8f3b83565466664dbb9eb0a5fccada536897 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 420eae83bd49dca5f6d44c3ec6e4e7ab363e72c2c77ce4f3bb823af8c7aee2e3 [INFO] running `Command { std: "docker" "start" "-a" "420eae83bd49dca5f6d44c3ec6e4e7ab363e72c2c77ce4f3bb823af8c7aee2e3", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/de.rs:43:25 [INFO] [stderr] | [INFO] [stderr] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stderr] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/ser.rs:811:10 [INFO] [stderr] | [INFO] [stderr] 811 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `nlsd` (lib) generated 1 warning (run `cargo fix --lib -p nlsd` to apply 1 suggestion) [INFO] [stderr] warning: `nlsd` (lib test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nlsd-239933a24e5273a2) [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test de::tests::deserialize_bool ... ok [INFO] [stdout] test de::tests::deserialize_char ... ok [INFO] [stdout] test de::tests::deserialize_map ... ok [INFO] [stdout] test de::tests::deserialize_enum ... ok [INFO] [stdout] test de::tests::deserialize_nested_object ... ok [INFO] [stdout] test de::tests::deserialize_nested_list ... ok [INFO] [stdout] test de::tests::deserialize_nested_map_list ... ok [INFO] [stdout] test de::tests::deserialize_newtype_struct ... ok [INFO] [stdout] test de::tests::deserialize_nested_list_map ... ok [INFO] [stdout] test de::tests::deserialize_number ... ok [INFO] [stdout] test de::tests::deserialize_nested_map ... ok [INFO] [stdout] test de::tests::deserialize_unit ... ok [INFO] [stdout] test de::tests::deserialize_option ... ok [INFO] [stdout] test ser::tests::humanize_string ... ok [INFO] [stdout] test de::tests::deserialize_str ... ok [INFO] [stdout] test ser::tests::serialize_bool ... ok [INFO] [stdout] test de::tests::deserialize_list ... ok [INFO] [stdout] test ser::tests::serialize_num ... ok [INFO] [stdout] test ser::tests::serialize_list ... ok [INFO] [stdout] test ser::tests::serialize_map ... ok [INFO] [stdout] test ser::tests::serialize_newtype_variant ... ok [INFO] [stdout] test ser::tests::serialize_str ... ok [INFO] [stdout] test ser::tests::serialize_empty ... ok [INFO] [stdout] test de::tests::deserialize_unit_variant ... ok [INFO] [stdout] test de::tests::deserialize_struct ... ok [INFO] [stdout] test ser::tests::serialize_struct ... ok [INFO] [stdout] test ser::tests::serialize_tuple ... ok [INFO] [stdout] test ser::tests::serialize_tuple_struct ... ok [INFO] [stdout] test ser::tests::serialize_unit_struct ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests nlsd [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" "420eae83bd49dca5f6d44c3ec6e4e7ab363e72c2c77ce4f3bb823af8c7aee2e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "420eae83bd49dca5f6d44c3ec6e4e7ab363e72c2c77ce4f3bb823af8c7aee2e3", kill_on_drop: false }` [INFO] [stdout] 420eae83bd49dca5f6d44c3ec6e4e7ab363e72c2c77ce4f3bb823af8c7aee2e3