[INFO] fetching crate solve_lib 0.0.1...
[INFO] testing solve_lib-0.0.1 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate solve_lib 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate solve_lib 0.0.1
[INFO] finished tweaking crates.io crate solve_lib 0.0.1
[INFO] tweaked toml for crates.io crate solve_lib 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate solve_lib 0.0.1 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57a21372548119a42714621045689fcc94daa85d579ede3008b990fcba5bf4b6
[INFO] running `Command { std: "docker" "start" "-a" "57a21372548119a42714621045689fcc94daa85d579ede3008b990fcba5bf4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57a21372548119a42714621045689fcc94daa85d579ede3008b990fcba5bf4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a21372548119a42714621045689fcc94daa85d579ede3008b990fcba5bf4b6", kill_on_drop: false }`
[INFO] [stdout] 57a21372548119a42714621045689fcc94daa85d579ede3008b990fcba5bf4b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b2668a87e74df80fc34e5213d9ca2653b90e799a841cab1a3edae2820a32ad6
[INFO] running `Command { std: "docker" "start" "-a" "5b2668a87e74df80fc34e5213d9ca2653b90e799a841cab1a3edae2820a32ad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling solve_lib v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError> {
[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] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError<'_>> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/run.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(expr: &str) -> Result<f64, ParseError> {
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(expr: &str) -> Result<f64, ParseError<'_>> {
[INFO] [stdout]   |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "5b2668a87e74df80fc34e5213d9ca2653b90e799a841cab1a3edae2820a32ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2668a87e74df80fc34e5213d9ca2653b90e799a841cab1a3edae2820a32ad6", kill_on_drop: false }`
[INFO] [stdout] 5b2668a87e74df80fc34e5213d9ca2653b90e799a841cab1a3edae2820a32ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c1b654b15bf5aeadce20b1ee1771188154a6036d2401ecbfc983c01c95f727
[INFO] running `Command { std: "docker" "start" "-a" "f4c1b654b15bf5aeadce20b1ee1771188154a6036d2401ecbfc983c01c95f727", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError> {
[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] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError<'_>> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/run.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(expr: &str) -> Result<f64, ParseError> {
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(expr: &str) -> Result<f64, ParseError<'_>> {
[INFO] [stdout]   |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling solve_lib v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError> {
[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] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError<'_>> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/run.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(expr: &str) -> Result<f64, ParseError> {
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(expr: &str) -> Result<f64, ParseError<'_>> {
[INFO] [stdout]   |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "f4c1b654b15bf5aeadce20b1ee1771188154a6036d2401ecbfc983c01c95f727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c1b654b15bf5aeadce20b1ee1771188154a6036d2401ecbfc983c01c95f727", kill_on_drop: false }`
[INFO] [stdout] f4c1b654b15bf5aeadce20b1ee1771188154a6036d2401ecbfc983c01c95f727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cd77609c1e94630abc78c28210178af617aedd987b0590e1a6ea6770741fdad
[INFO] running `Command { std: "docker" "start" "-a" "6cd77609c1e94630abc78c28210178af617aedd987b0590e1a6ea6770741fdad", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/parser.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError> {
[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] 103 | pub fn parse(i: &str) -> Result<Expr, ParseError<'_>> {
[INFO] [stderr]     |                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]  --> src/run.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn run(expr: &str) -> Result<f64, ParseError> {
[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] help: use `'_` for type paths
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn run(expr: &str) -> Result<f64, ParseError<'_>> {
[INFO] [stderr]   |                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `solve_lib` (lib) generated 2 warnings (run `cargo fix --lib -p solve_lib` to apply 2 suggestions)
[INFO] [stderr] warning: `solve_lib` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/solve_lib-50f7d2393556ccb4)
[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]    Doc-tests solve_lib
[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" "6cd77609c1e94630abc78c28210178af617aedd987b0590e1a6ea6770741fdad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd77609c1e94630abc78c28210178af617aedd987b0590e1a6ea6770741fdad", kill_on_drop: false }`
[INFO] [stdout] 6cd77609c1e94630abc78c28210178af617aedd987b0590e1a6ea6770741fdad
