[INFO] fetching crate mblf 0.1.1...
[INFO] testing mblf-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mblf 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mblf 0.1.1
[INFO] finished tweaking crates.io crate mblf 0.1.1
[INFO] tweaked toml for crates.io crate mblf 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mblf 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mblf 0.1.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.44
[INFO] [stderr]   Downloaded string-builder v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4995f927378f9d64f9e83022bd173a6c814b9a1fcbd314bd39b8457d3a9ec64c
[INFO] running `Command { std: "docker" "start" "-a" "4995f927378f9d64f9e83022bd173a6c814b9a1fcbd314bd39b8457d3a9ec64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4995f927378f9d64f9e83022bd173a6c814b9a1fcbd314bd39b8457d3a9ec64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4995f927378f9d64f9e83022bd173a6c814b9a1fcbd314bd39b8457d3a9ec64c", kill_on_drop: false }`
[INFO] [stdout] 4995f927378f9d64f9e83022bd173a6c814b9a1fcbd314bd39b8457d3a9ec64c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c665f6c3ebe5c518c4884382068456cc823088a64ff7989fd1eccbf08f7487d
[INFO] running `Command { std: "docker" "start" "-a" "7c665f6c3ebe5c518c4884382068456cc823088a64ff7989fd1eccbf08f7487d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling string-builder v0.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling mblf v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:47:31
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn extract_operand(statement: Pair<Rule>) -> &str {
[INFO] [stdout]    |                               ^^^^^^^^^^     ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is hidden 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] 47 | fn extract_operand(statement: Pair<'_, Rule>) -> &str {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "7c665f6c3ebe5c518c4884382068456cc823088a64ff7989fd1eccbf08f7487d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c665f6c3ebe5c518c4884382068456cc823088a64ff7989fd1eccbf08f7487d", kill_on_drop: false }`
[INFO] [stdout] 7c665f6c3ebe5c518c4884382068456cc823088a64ff7989fd1eccbf08f7487d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 314474b6991b8deea766945c9862424191b02e464f5c765282a36411a98f6241
[INFO] running `Command { std: "docker" "start" "-a" "314474b6991b8deea766945c9862424191b02e464f5c765282a36411a98f6241", kill_on_drop: false }`
[INFO] [stderr]    Compiling mblf v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:47:31
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn extract_operand(statement: Pair<Rule>) -> &str {
[INFO] [stdout]    |                               ^^^^^^^^^^     ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is hidden 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] 47 | fn extract_operand(statement: Pair<'_, Rule>) -> &str {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "314474b6991b8deea766945c9862424191b02e464f5c765282a36411a98f6241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314474b6991b8deea766945c9862424191b02e464f5c765282a36411a98f6241", kill_on_drop: false }`
[INFO] [stdout] 314474b6991b8deea766945c9862424191b02e464f5c765282a36411a98f6241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26191f52131c4fb84a56cd31b64c1eb7366b51fd0e7cba04e765434e44f58812
[INFO] running `Command { std: "docker" "start" "-a" "26191f52131c4fb84a56cd31b64c1eb7366b51fd0e7cba04e765434e44f58812", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/main.rs:47:31
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn extract_operand(statement: Pair<Rule>) -> &str {
[INFO] [stderr]    |                               ^^^^^^^^^^     ^^^^ the same lifetime is elided here
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               the lifetime is hidden 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] 47 | fn extract_operand(statement: Pair<'_, Rule>) -> &str {
[INFO] [stderr]    |                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: `mblf` (bin "mblf" test) generated 1 warning (run `cargo fix --bin "mblf" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mblf-545986b7686c93bf)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_reuse_of_free_memcells ... ok
[INFO] [stdout] test tests::test_parse_constant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26191f52131c4fb84a56cd31b64c1eb7366b51fd0e7cba04e765434e44f58812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26191f52131c4fb84a56cd31b64c1eb7366b51fd0e7cba04e765434e44f58812", kill_on_drop: false }`
[INFO] [stdout] 26191f52131c4fb84a56cd31b64c1eb7366b51fd0e7cba04e765434e44f58812
