[INFO] cloning repository https://github.com/Polyfrost/backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Polyfrost/backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolyfrost%2Fbackend", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba4a90bf2ccd143e0e0b253af79d570fb57a0d28
[INFO] fixing Polyfrost/backend against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolyfrost%2Fbackend" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Polyfrost/backend
[INFO] finished tweaking git repo https://github.com/Polyfrost/backend
[INFO] tweaked toml for git repo https://github.com/Polyfrost/backend written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Polyfrost/backend on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Polyfrost/backend 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4
[INFO] running `Command { std: "docker" "start" "864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
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[INFO] [stdout] error[E0599]: no method named `is_borrowed` found for enum `Cow<'_, str>` in the current scope
[INFO] [stdout]   --> maven/tests/ensure_cow.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |         parsed.group_id.is_borrowed() && parsed.artifact_id.is_borrowed(),
[INFO] [stdout]    |                         ^^^^^^^^^^^ this is an associated function, not a method
[INFO] [stdout]    |
[INFO] [stdout]    = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stdout]    = note: the candidate is defined in an impl for the type `Cow<'_, B>`
[INFO] [stdout] help: use associated function syntax instead
[INFO] [stdout]    |
[INFO] [stdout] 16 -         parsed.group_id.is_borrowed() && parsed.artifact_id.is_borrowed(),
[INFO] [stdout] 16 +         Cow::<'_, str>::is_borrowed(&parsed.group_id) && parsed.artifact_id.is_borrowed(),
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `borrow` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 16 -         parsed.group_id.is_borrowed() && parsed.artifact_id.is_borrowed(),
[INFO] [stdout] 16 +         parsed.group_id.borrow() && parsed.artifact_id.is_borrowed(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_borrowed` found for enum `Cow<'_, str>` in the current scope
[INFO] [stdout]   --> maven/tests/ensure_cow.rs:16:55
[INFO] [stdout]    |
[INFO] [stdout] 16 |         parsed.group_id.is_borrowed() && parsed.artifact_id.is_borrowed(),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^ this is an associated function, not a method
[INFO] [stdout]    |
[INFO] [stdout]    = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stdout]    = note: the candidate is defined in an impl for the type `Cow<'_, B>`
[INFO] [stdout] help: use associated function syntax instead
[INFO] [stdout]    |
[INFO] [stdout] 16 -         parsed.group_id.is_borrowed() && parsed.artifact_id.is_borrowed(),
[INFO] [stdout] 16 +         parsed.group_id.is_borrowed() && Cow::<'_, str>::is_borrowed(&parsed.artifact_id),
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `borrow` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 16 -         parsed.group_id.is_borrowed() && parsed.artifact_id.is_borrowed(),
[INFO] [stdout] 16 +         parsed.group_id.is_borrowed() && parsed.artifact_id.borrow(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_borrowed` found for reference `&Cow<'_, str>` in the current scope
[INFO] [stdout]   --> maven/tests/ensure_cow.rs:20:47
[INFO] [stdout]    |
[INFO] [stdout] 20 |         parsed.versioning.versions.iter().all(|v| v.is_borrowed()),
[INFO] [stdout]    |                                                     ^^^^^^^^^^^ this is an associated function, not a method
[INFO] [stdout]    |
[INFO] [stdout]    = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stdout]    = note: the candidate is defined in an impl for the type `Cow<'_, B>`
[INFO] [stdout] help: use associated function syntax instead
[INFO] [stdout]    |
[INFO] [stdout] 20 -         parsed.versioning.versions.iter().all(|v| v.is_borrowed()),
[INFO] [stdout] 20 +         parsed.versioning.versions.iter().all(|v| Cow::<'_, str>::is_borrowed(&v)),
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `borrow` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 20 -         parsed.versioning.versions.iter().all(|v| v.is_borrowed()),
[INFO] [stdout] 20 +         parsed.versioning.versions.iter().all(|v| v.borrow()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_owned` found for reference `&Cow<'_, str>` in the current scope
[INFO] [stdout]   --> maven/tests/ensure_cow.rs:37:47
[INFO] [stdout]    |
[INFO] [stdout] 37 |         parsed.versioning.versions.iter().all(|v| v.is_owned()),
[INFO] [stdout]    |                                                     ^^^^^^^^ this is an associated function, not a method
[INFO] [stdout]    |
[INFO] [stdout]    = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stdout]    = note: the candidate is defined in an impl for the type `Cow<'_, B>`
[INFO] [stdout] help: use associated function syntax instead
[INFO] [stdout]    |
[INFO] [stdout] 37 -         parsed.versioning.versions.iter().all(|v| v.is_owned()),
[INFO] [stdout] 37 +         parsed.versioning.versions.iter().all(|v| Cow::<'_, str>::is_owned(&v)),
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_owned` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 37 -         parsed.versioning.versions.iter().all(|v| v.is_owned()),
[INFO] [stdout] 37 +         parsed.versioning.versions.iter().all(|v| v.to_owned()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maven` (test "ensure_cow") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4", kill_on_drop: false }`
[INFO] [stdout] 864b9075d93dbea7c8762307faffa8e6092fb76076725d711af33f48cf1f14b4
