[INFO] fetching crate patience-diff-rs 0.1.4...
[INFO] testing patience-diff-rs-0.1.4 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate patience-diff-rs 0.1.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate patience-diff-rs 0.1.4
[INFO] finished tweaking crates.io crate patience-diff-rs 0.1.4
[INFO] tweaked toml for crates.io crate patience-diff-rs 0.1.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate patience-diff-rs 0.1.4 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding proptest v0.9.6 (available: v1.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf803de67172fc16c8901ecbddbdd25a101635ea4d2aec60787d4c20ddce2c0d
[INFO] running `Command { std: "docker" "start" "-a" "cf803de67172fc16c8901ecbddbdd25a101635ea4d2aec60787d4c20ddce2c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf803de67172fc16c8901ecbddbdd25a101635ea4d2aec60787d4c20ddce2c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf803de67172fc16c8901ecbddbdd25a101635ea4d2aec60787d4c20ddce2c0d", kill_on_drop: false }`
[INFO] [stdout] cf803de67172fc16c8901ecbddbdd25a101635ea4d2aec60787d4c20ddce2c0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c50a914b060ca6f7e64e21809933fb4714fa3a5767f7ecbb838e2c3030126189
[INFO] running `Command { std: "docker" "start" "-a" "c50a914b060ca6f7e64e21809933fb4714fa3a5767f7ecbb838e2c3030126189", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling rust-fuzzy-search v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling argh v0.1.13
[INFO] [stderr]    Compiling patience-diff-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut top = stack.last_mut().unwrap();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `Command { std: "docker" "inspect" "c50a914b060ca6f7e64e21809933fb4714fa3a5767f7ecbb838e2c3030126189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50a914b060ca6f7e64e21809933fb4714fa3a5767f7ecbb838e2c3030126189", kill_on_drop: false }`
[INFO] [stdout] c50a914b060ca6f7e64e21809933fb4714fa3a5767f7ecbb838e2c3030126189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1ca6a4cdae53c312e3d63dad0373aacec39771f957d0941c3da05cb0ffa9d1e
[INFO] running `Command { std: "docker" "start" "-a" "a1ca6a4cdae53c312e3d63dad0373aacec39771f957d0941c3da05cb0ffa9d1e", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling patience-diff-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut top = stack.last_mut().unwrap();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.48s
[INFO] running `Command { std: "docker" "inspect" "a1ca6a4cdae53c312e3d63dad0373aacec39771f957d0941c3da05cb0ffa9d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ca6a4cdae53c312e3d63dad0373aacec39771f957d0941c3da05cb0ffa9d1e", kill_on_drop: false }`
[INFO] [stdout] a1ca6a4cdae53c312e3d63dad0373aacec39771f957d0941c3da05cb0ffa9d1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c44476c0301c756ce43d480a1e6e80cf5990cd812387bcd3d499a242e994514f
[INFO] running `Command { std: "docker" "start" "-a" "c44476c0301c756ce43d480a1e6e80cf5990cd812387bcd3d499a242e994514f", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let mut top = stack.last_mut().unwrap();
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `patience-diff-rs` (bin "pdiff" test) generated 1 warning (run `cargo fix --bin "pdiff" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/patience_diff_rs-fd71893b899b710d)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::check_diff ... ok
[INFO] [stdout] test tests::check_file_example ... ok
[INFO] [stdout] test tests::check_lis ... ok
[INFO] [stdout] test tests::propcheck_lis ... ok
[INFO] [stdout] test tests::check_argsort ... ok
[INFO] [stdout] test tests::propcheck_smoketest_diff ... ok
[INFO] [stderr]      Running unittests src/bin.rs (/opt/rustwide/target/debug/deps/pdiff-71e333b84d6e6cf4)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[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 patience_diff_rs
[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" "c44476c0301c756ce43d480a1e6e80cf5990cd812387bcd3d499a242e994514f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c44476c0301c756ce43d480a1e6e80cf5990cd812387bcd3d499a242e994514f", kill_on_drop: false }`
[INFO] [stdout] c44476c0301c756ce43d480a1e6e80cf5990cd812387bcd3d499a242e994514f