[INFO] cloning repository https://github.com/syuni/rust-by-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syuni/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3f4cf9a5219e47165d823446a761a963ce48beb [INFO] checking syuni/rust-by-example against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/syuni/rust-by-example on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/syuni/rust-by-example [INFO] finished tweaking git repo https://github.com/syuni/rust-by-example [INFO] tweaked toml for git repo https://github.com/syuni/rust-by-example written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/syuni/rust-by-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-5/source/src/8_2_4.rs [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 428999b92f1be757f9b474411963712dce0536dc3b73fc468f6bcd0e0e494e90 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "428999b92f1be757f9b474411963712dce0536dc3b73fc468f6bcd0e0e494e90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "428999b92f1be757f9b474411963712dce0536dc3b73fc468f6bcd0e0e494e90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "428999b92f1be757f9b474411963712dce0536dc3b73fc468f6bcd0e0e494e90", kill_on_drop: false }` [INFO] [stdout] 428999b92f1be757f9b474411963712dce0536dc3b73fc468f6bcd0e0e494e90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9085ec3b0bbc84dbfe6e87ac1d20393ed5c11ca788d65359a8898b67f16a0e40 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9085ec3b0bbc84dbfe6e87ac1d20393ed5c11ca788d65359a8898b67f16a0e40", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/8_2_4.rs [INFO] [stderr] Checking rust-by-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_4_1.rs:14:61 [INFO] [stdout] | [INFO] [stdout] 14 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_4_1.rs:21:61 [INFO] [stdout] | [INFO] [stdout] 21 | Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot pass `self` by raw pointer [INFO] [stdout] --> src/16_10.rs:39:15 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^ cannot pass `self` by raw pointer [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `}` [INFO] [stdout] --> src/14_4_6.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | println!("{} is the first", choose_first(&first, &second)): [INFO] [stdout] | - help: try using a semicolon: `;` [INFO] [stdout] 21 | }; [INFO] [stdout] | ^ expected type [INFO] [stdout] | [INFO] [stdout] = note: `#![feature(type_ascription)]` lets you annotate an expression with a type: `: ` [INFO] [stdout] = note: see issue #23416 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/16_10.rs:6:45 [INFO] [stdout] | [INFO] [stdout] 6 | type Result = std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/16_10.rs:39:32 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> src/16_10.rs:39:31 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&error::Error> { [INFO] [stdout] | ^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from [INFO] [stdout] help: consider using the `'static` lifetime [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&'static error::Error> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-by-example` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `,` [INFO] [stdout] --> src/13_7_1.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ^ expected one of `:`, `@`, or `|` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `)` [INFO] [stdout] --> src/13_7_1.rs:6:30 [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ^ expected one of `:`, `@`, or `|` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0053]: method `cause` has an incompatible type for trait [INFO] [stdout] --> src/16_10.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&DoubleError`, found enum `DoubleError` [INFO] [stdout] | [INFO] [stdout] = note: expected fn pointer `fn(&DoubleError) -> Option<&dyn std::error::Error>` [INFO] [stdout] found fn pointer `fn(DoubleError) -> Option<&'static (dyn std::error::Error + 'static)>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/16_10.rs:35:44 [INFO] [stdout] | [INFO] [stdout] 35 | DoubleError::Parse(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0614]: type `DoubleError` cannot be dereferenced [INFO] [stdout] --> src/16_10.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | match *self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0053, E0106, E0614. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0053`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "9085ec3b0bbc84dbfe6e87ac1d20393ed5c11ca788d65359a8898b67f16a0e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9085ec3b0bbc84dbfe6e87ac1d20393ed5c11ca788d65359a8898b67f16a0e40", kill_on_drop: false }` [INFO] [stdout] 9085ec3b0bbc84dbfe6e87ac1d20393ed5c11ca788d65359a8898b67f16a0e40