[INFO] fetching crate muncher 0.7.0... [INFO] testing muncher-0.7.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate muncher 0.7.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate muncher 0.7.0 [INFO] finished tweaking crates.io crate muncher 0.7.0 [INFO] tweaked toml for crates.io crate muncher 0.7.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate muncher 0.7.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35c12e4c61f6c107ebe00e2794cb0ef745b26ec75b5ace1d7021711f3a200130 [INFO] running `Command { std: "docker" "start" "-a" "35c12e4c61f6c107ebe00e2794cb0ef745b26ec75b5ace1d7021711f3a200130", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35c12e4c61f6c107ebe00e2794cb0ef745b26ec75b5ace1d7021711f3a200130", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35c12e4c61f6c107ebe00e2794cb0ef745b26ec75b5ace1d7021711f3a200130", kill_on_drop: false }` [INFO] [stdout] 35c12e4c61f6c107ebe00e2794cb0ef745b26ec75b5ace1d7021711f3a200130 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4d3df457ade6d11cd6145d7d5b19aea0b32804a4252d69e4b7a22409800a3c81 [INFO] running `Command { std: "docker" "start" "-a" "4d3df457ade6d11cd6145d7d5b19aea0b32804a4252d69e4b7a22409800a3c81", kill_on_drop: false }` [INFO] [stderr] Compiling muncher v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `input` and `pos` are never read [INFO] [stdout] --> src/muncher.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Stack<'a> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 16 | input: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | stack: Vec, [INFO] [stdout] 18 | pos: (usize, usize), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stack` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/muncher.rs:185:17 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn fork(&self) -> Fork { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 185 | pub fn fork(&self) -> Fork<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/muncher.rs:200:24 [INFO] [stdout] | [INFO] [stdout] 200 | pub fn brace_stack(&self) -> Stack { [INFO] [stdout] | ^^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 200 | pub fn brace_stack(&self) -> Stack<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "4d3df457ade6d11cd6145d7d5b19aea0b32804a4252d69e4b7a22409800a3c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d3df457ade6d11cd6145d7d5b19aea0b32804a4252d69e4b7a22409800a3c81", kill_on_drop: false }` [INFO] [stdout] 4d3df457ade6d11cd6145d7d5b19aea0b32804a4252d69e4b7a22409800a3c81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d7ff309092913b71cf648f065c7a4e68026d435bdb31eb256ec0d9902d598458 [INFO] running `Command { std: "docker" "start" "-a" "d7ff309092913b71cf648f065c7a4e68026d435bdb31eb256ec0d9902d598458", kill_on_drop: false }` [INFO] [stdout] warning: fields `input` and `pos` are never read [INFO] [stdout] --> src/muncher.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Stack<'a> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 16 | input: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | stack: Vec, [INFO] [stdout] 18 | pos: (usize, usize), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stack` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/muncher.rs:185:17 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn fork(&self) -> Fork { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 185 | pub fn fork(&self) -> Fork<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling muncher v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/muncher.rs:200:24 [INFO] [stdout] | [INFO] [stdout] 200 | pub fn brace_stack(&self) -> Stack { [INFO] [stdout] | ^^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 200 | pub fn brace_stack(&self) -> Stack<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `input` and `pos` are never read [INFO] [stdout] --> src/muncher.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Stack<'a> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 16 | input: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | stack: Vec, [INFO] [stdout] 18 | pos: (usize, usize), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stack` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/muncher.rs:185:17 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn fork(&self) -> Fork { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 185 | pub fn fork(&self) -> Fork<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/muncher.rs:200:24 [INFO] [stdout] | [INFO] [stdout] 200 | pub fn brace_stack(&self) -> Stack { [INFO] [stdout] | ^^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 200 | pub fn brace_stack(&self) -> Stack<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "d7ff309092913b71cf648f065c7a4e68026d435bdb31eb256ec0d9902d598458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7ff309092913b71cf648f065c7a4e68026d435bdb31eb256ec0d9902d598458", kill_on_drop: false }` [INFO] [stdout] d7ff309092913b71cf648f065c7a4e68026d435bdb31eb256ec0d9902d598458 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 0278ec9eae27a86f1bd75f3031725380909b4eff49a9d4d83ed2e288eebfba75 [INFO] running `Command { std: "docker" "start" "-a" "0278ec9eae27a86f1bd75f3031725380909b4eff49a9d4d83ed2e288eebfba75", kill_on_drop: false }` [INFO] [stderr] warning: fields `input` and `pos` are never read [INFO] [stderr] --> src/muncher.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 15 | pub struct Stack<'a> { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] 16 | input: &'a str, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 17 | stack: Vec, [INFO] [stderr] 18 | pos: (usize, usize), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Stack` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/muncher.rs:185:17 [INFO] [stderr] | [INFO] [stderr] 185 | pub fn fork(&self) -> Fork { [INFO] [stderr] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 185 | pub fn fork(&self) -> Fork<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/muncher.rs:200:24 [INFO] [stderr] | [INFO] [stderr] 200 | pub fn brace_stack(&self) -> Stack { [INFO] [stderr] | ^^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 200 | pub fn brace_stack(&self) -> Stack<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `muncher` (lib) generated 3 warnings (run `cargo fix --lib -p muncher` to apply 2 suggestions) [INFO] [stderr] warning: `muncher` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/muncher-f553b4e802932e5e) [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test muncher::tests::advance_muncher ... ok [INFO] [stdout] test muncher::tests::eat_eol ... ok [INFO] [stdout] test muncher::tests::bounds_error_this_panics_if_bounds_wrong ... ok [INFO] [stdout] test muncher::tests::end_eat_while_muncher ... ok [INFO] [stdout] test muncher::tests::position ... ok [INFO] [stdout] test muncher::tests::position_codepoints ... ok [INFO] [stdout] test muncher::tests::peek_muncher ... ok [INFO] [stdout] test muncher::tests::seek_muncher ... ok [INFO] [stdout] test muncher::tests::peek_count_codepoints ... ok [INFO] [stdout] test muncher::tests::peek_count ... ok [INFO] [stdout] test muncher::tests::stack_code ... ok [INFO] [stdout] test muncher::tests::stack_fail ... ok [INFO] [stdout] test muncher::tests::test_stack_code ... ok [INFO] [stdout] test muncher::tests::seek_muncher_codepoints ... ok [INFO] [stdout] test muncher::tests::peek_range_of ... ok [INFO] [stdout] test muncher::tests::fork ... ok [INFO] [stdout] test muncher::tests::fork_codepoints ... ok [INFO] [stdout] test muncher::tests::stack_math ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0278ec9eae27a86f1bd75f3031725380909b4eff49a9d4d83ed2e288eebfba75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0278ec9eae27a86f1bd75f3031725380909b4eff49a9d4d83ed2e288eebfba75", kill_on_drop: false }` [INFO] [stdout] 0278ec9eae27a86f1bd75f3031725380909b4eff49a9d4d83ed2e288eebfba75