[INFO] cloning repository https://github.com/lucasfcosta/echor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucasfcosta/echor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasfcosta%2Fechor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasfcosta%2Fechor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 40fcfa1ee801197aeff88c7988e8525378866d75 [INFO] testing lucasfcosta/echor against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasfcosta%2Fechor" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lucasfcosta/echor on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lucasfcosta/echor [INFO] finished tweaking git repo https://github.com/lucasfcosta/echor [INFO] tweaked toml for git repo https://github.com/lucasfcosta/echor written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/lucasfcosta/echor already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded predicates-tree v1.0.3 [INFO] [stderr] Downloaded assert_cmd v1.0.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a8f8a1ea726ea46887412fc971e3e2be4acd7acf916d49c21f52073eea3f89b [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" "5a8f8a1ea726ea46887412fc971e3e2be4acd7acf916d49c21f52073eea3f89b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a8f8a1ea726ea46887412fc971e3e2be4acd7acf916d49c21f52073eea3f89b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a8f8a1ea726ea46887412fc971e3e2be4acd7acf916d49c21f52073eea3f89b", kill_on_drop: false }` [INFO] [stdout] 5a8f8a1ea726ea46887412fc971e3e2be4acd7acf916d49c21f52073eea3f89b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36bac0273331cf52eea3e6bec5f4032babd422de72c9d76ddd66746832852155 [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" "36bac0273331cf52eea3e6bec5f4032babd422de72c9d76ddd66746832852155", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling echor v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.12s [INFO] running `Command { std: "docker" "inspect" "36bac0273331cf52eea3e6bec5f4032babd422de72c9d76ddd66746832852155", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36bac0273331cf52eea3e6bec5f4032babd422de72c9d76ddd66746832852155", kill_on_drop: false }` [INFO] [stdout] 36bac0273331cf52eea3e6bec5f4032babd422de72c9d76ddd66746832852155 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8b74fafd483d7b9c851dd77c03cdb24329b39699816f172ca4f6c8e5f3a3e62 [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" "b8b74fafd483d7b9c851dd77c03cdb24329b39699816f172ca4f6c8e5f3a3e62", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling difflib v0.4.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling predicates-tree v1.0.3 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling float-cmp v0.8.0 [INFO] [stderr] Compiling predicates v2.0.2 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling assert_cmd v1.0.8 [INFO] [stderr] Compiling predicates v1.0.8 [INFO] [stderr] Compiling echor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Commang` [INFO] [stdout] --> tests/cli.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Commang::cargo_bin("echor")? [INFO] [stdout] | ^^^^^^^ use of undeclared type `Commang` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `TestResult` in this scope [INFO] [stdout] --> tests/cli.rs:5:47 [INFO] [stdout] | [INFO] [stdout] 5 | fn run(args: &[&str], expected_file: &str) -> TestResult { [INFO] [stdout] | ^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> tests/cli.rs:17:42 [INFO] [stdout] | [INFO] [stdout] 16 | / fn dies_no_args() { [INFO] [stdout] 17 | | let cmd = Command::cargo_bin("echor")?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 18 | | cmd.assert() [INFO] [stdout] 19 | | .failure() [INFO] [stdout] 20 | | .stderr(predicate::str::contains("USAGE")); [INFO] [stdout] 21 | | Ok(()) [INFO] [stdout] 22 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `()` [INFO] [stdout] note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/cli.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | Ok(()) [INFO] [stdout] | ^^^^^^ expected `()`, found enum `Result` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found enum `Result<(), _>` [INFO] [stdout] help: consider using a semicolon here [INFO] [stdout] | [INFO] [stdout] 21 | Ok(()); [INFO] [stdout] | + [INFO] [stdout] help: try adding a return type [INFO] [stdout] | [INFO] [stdout] 16 | fn dies_no_args() -> Result<(), _> { [INFO] [stdout] | ++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0412, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `echor` due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b8b74fafd483d7b9c851dd77c03cdb24329b39699816f172ca4f6c8e5f3a3e62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8b74fafd483d7b9c851dd77c03cdb24329b39699816f172ca4f6c8e5f3a3e62", kill_on_drop: false }` [INFO] [stdout] b8b74fafd483d7b9c851dd77c03cdb24329b39699816f172ca4f6c8e5f3a3e62