[INFO] fetching crate elmx 0.1.0... [INFO] testing elmx-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate elmx 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate elmx 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate elmx 0.1.0 [INFO] tweaked toml for crates.io crate elmx 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate elmx 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate elmx 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa30a8608fa6cb23ca4edc4cf2e369fa27f0a33f2cb7de25c813591c31b20e0a [INFO] running `Command { std: "docker" "start" "-a" "aa30a8608fa6cb23ca4edc4cf2e369fa27f0a33f2cb7de25c813591c31b20e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa30a8608fa6cb23ca4edc4cf2e369fa27f0a33f2cb7de25c813591c31b20e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa30a8608fa6cb23ca4edc4cf2e369fa27f0a33f2cb7de25c813591c31b20e0a", kill_on_drop: false }` [INFO] [stdout] aa30a8608fa6cb23ca4edc4cf2e369fa27f0a33f2cb7de25c813591c31b20e0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac23f2b86793cf4c25b7ac981891cae30ee071383403290e2340498bcf14bfa4 [INFO] running `Command { std: "docker" "start" "-a" "ac23f2b86793cf4c25b7ac981891cae30ee071383403290e2340498bcf14bfa4", kill_on_drop: false }` [INFO] [stderr] Compiling elmx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `peekable` and `current` are never read [INFO] [stdout] --> src/parser/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Parser<'a> { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 10 | peekable: Peekable>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | current: Option>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exprs` is never read [INFO] [stdout] --> src/parser/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Ast { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 28 | exprs: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "ac23f2b86793cf4c25b7ac981891cae30ee071383403290e2340498bcf14bfa4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac23f2b86793cf4c25b7ac981891cae30ee071383403290e2340498bcf14bfa4", kill_on_drop: false }` [INFO] [stdout] ac23f2b86793cf4c25b7ac981891cae30ee071383403290e2340498bcf14bfa4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b645d621c194eff952c2912a3418465ab88daf0d4a4df37a952c0c8f8bbadf92 [INFO] running `Command { std: "docker" "start" "-a" "b645d621c194eff952c2912a3418465ab88daf0d4a4df37a952c0c8f8bbadf92", kill_on_drop: false }` [INFO] [stderr] Compiling elmx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `peekable` and `current` are never read [INFO] [stdout] --> src/parser/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Parser<'a> { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 10 | peekable: Peekable>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | current: Option>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exprs` is never read [INFO] [stdout] --> src/parser/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Ast { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 28 | exprs: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> tests/lexer.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | fn lex(input: &str) -> Vec { [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] 3 | fn lex(input: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `peekable` and `current` are never read [INFO] [stdout] --> src/parser/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Parser<'a> { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 10 | peekable: Peekable>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | current: Option>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exprs` is never read [INFO] [stdout] --> src/parser/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Ast { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 28 | exprs: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "b645d621c194eff952c2912a3418465ab88daf0d4a4df37a952c0c8f8bbadf92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b645d621c194eff952c2912a3418465ab88daf0d4a4df37a952c0c8f8bbadf92", kill_on_drop: false }` [INFO] [stdout] b645d621c194eff952c2912a3418465ab88daf0d4a4df37a952c0c8f8bbadf92 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c9f15488dff901f74cbf36dfffc181b38d321f6469bdf6cb69b8f4194ef8dcb7 [INFO] running `Command { std: "docker" "start" "-a" "c9f15488dff901f74cbf36dfffc181b38d321f6469bdf6cb69b8f4194ef8dcb7", kill_on_drop: false }` [INFO] [stderr] warning: fields `peekable` and `current` are never read [INFO] [stderr] --> src/parser/mod.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct Parser<'a> { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 10 | peekable: Peekable>, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 11 | current: Option>, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `exprs` is never read [INFO] [stderr] --> src/parser/mod.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 27 | pub struct Ast { [INFO] [stderr] | --- field in this struct [INFO] [stderr] 28 | exprs: Vec, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `elmx` (lib) generated 2 warnings [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> tests/lexer.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | fn lex(input: &str) -> Vec { [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] 3 | fn lex(input: &str) -> Vec> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `elmx` (test "lexer") generated 1 warning (run `cargo fix --test "lexer" -p elmx` to apply 1 suggestion) [INFO] [stderr] warning: `elmx` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/elmx-064ab9746ea584e7) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/elmx-b289bcd4b5468cd6) [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] [stderr] Running tests/lexer.rs (/opt/rustwide/target/debug/deps/lexer-e21ba940c1d6884c) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test dot ... ok [INFO] [stdout] test tokens ... ok [INFO] [stdout] test let_stmt ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Doc-tests elmx [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" "c9f15488dff901f74cbf36dfffc181b38d321f6469bdf6cb69b8f4194ef8dcb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9f15488dff901f74cbf36dfffc181b38d321f6469bdf6cb69b8f4194ef8dcb7", kill_on_drop: false }` [INFO] [stdout] c9f15488dff901f74cbf36dfffc181b38d321f6469bdf6cb69b8f4194ef8dcb7