[INFO] cloning repository https://github.com/emm312/combi [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emm312/combi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femm312%2Fcombi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femm312%2Fcombi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a635a8d95a4cec52be2623804fae4d9d236eace9 [INFO] testing emm312/combi against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femm312%2Fcombi" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/emm312/combi [INFO] finished tweaking git repo https://github.com/emm312/combi [INFO] tweaked toml for git repo https://github.com/emm312/combi written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/emm312/combi on toolchain b03b3a7ec92682be2917540b679478d41c95a30c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/emm312/combi 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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2be2aec635d2fb53cc85eba2eb77a5e8b86ac0ceff79477f0ea23744b3ea26fe [INFO] running `Command { std: "docker" "start" "-a" "2be2aec635d2fb53cc85eba2eb77a5e8b86ac0ceff79477f0ea23744b3ea26fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2be2aec635d2fb53cc85eba2eb77a5e8b86ac0ceff79477f0ea23744b3ea26fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2be2aec635d2fb53cc85eba2eb77a5e8b86ac0ceff79477f0ea23744b3ea26fe", kill_on_drop: false }` [INFO] [stdout] 2be2aec635d2fb53cc85eba2eb77a5e8b86ac0ceff79477f0ea23744b3ea26fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5524e9e2c1e8064cfb6230023da5e8d8bc9d38385306a481e6d77eec79e016a1 [INFO] running `Command { std: "docker" "start" "-a" "5524e9e2c1e8064cfb6230023da5e8d8bc9d38385306a481e6d77eec79e016a1", kill_on_drop: false }` [INFO] [stderr] Compiling combi v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "5524e9e2c1e8064cfb6230023da5e8d8bc9d38385306a481e6d77eec79e016a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5524e9e2c1e8064cfb6230023da5e8d8bc9d38385306a481e6d77eec79e016a1", kill_on_drop: false }` [INFO] [stdout] 5524e9e2c1e8064cfb6230023da5e8d8bc9d38385306a481e6d77eec79e016a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f33a93e429aa3470cee4b223e5c9defffabb002748151f90ef843ca8bdc70f21 [INFO] running `Command { std: "docker" "start" "-a" "f33a93e429aa3470cee4b223e5c9defffabb002748151f90ef843ca8bdc70f21", kill_on_drop: false }` [INFO] [stderr] Compiling combi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> examples/json.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "f33a93e429aa3470cee4b223e5c9defffabb002748151f90ef843ca8bdc70f21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f33a93e429aa3470cee4b223e5c9defffabb002748151f90ef843ca8bdc70f21", kill_on_drop: false }` [INFO] [stdout] f33a93e429aa3470cee4b223e5c9defffabb002748151f90ef843ca8bdc70f21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a7601d820119c7553e61c7f11901e51795e25bff4f20943c66a6c041ce36a333 [INFO] running `Command { std: "docker" "start" "-a" "a7601d820119c7553e61c7f11901e51795e25bff4f20943c66a6c041ce36a333", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::time::Instant` [INFO] [stderr] --> examples/json.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `combi` (example "json") generated 1 warning (run `cargo fix --example "json"` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/combi-c58a95e9adda38d7) [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] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/combi-8355e3d932dda32f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests combi [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/defs.rs - defs::Stream (line 15) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/defs.rs - defs::Stream (line 15) stdout ---- [INFO] [stdout] error: expected `;`, found `assert_eq` [INFO] [stdout] --> src/defs.rs:17:23 [INFO] [stdout] | [INFO] [stdout] 4 | assert_eq!(x, 'f') [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 5 | assert_eq!(xs, "o") [INFO] [stdout] | --------- unexpected token [INFO] [stdout] [INFO] [stdout] error: expected `;`, found keyword `if` [INFO] [stdout] --> src/defs.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 5 | assert_eq!(xs, "o") [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 6 | if let Some(x,xs) = xs.uncons() { [INFO] [stdout] | -- unexpected token [INFO] [stdout] [INFO] [stdout] error: expected `;`, found `assert_eq` [INFO] [stdout] --> src/defs.rs:20:27 [INFO] [stdout] | [INFO] [stdout] 7 | assert_eq!(x, 'o') [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 8 | assert_eq!(None, xs.uncons()) [INFO] [stdout] | --------- unexpected token [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `uncons` found for reference `&'static str` in the current scope [INFO] [stdout] --> src/defs.rs:16:26 [INFO] [stdout] | [INFO] [stdout] 3 | if let Some(x,xs) = "fo".uncons() { [INFO] [stdout] | ^^^^^^ method not found in `&'static str` [INFO] [stdout] [INFO] [stdout] error[E0023]: this pattern has 2 fields, but the corresponding tuple variant has 1 field [INFO] [stdout] --> src/defs.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 3 | if let Some(x,xs) = "fo".uncons() { [INFO] [stdout] | ^ ^^ expected 1 field, found 2 [INFO] [stdout] --> /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/option.rs:599:56 [INFO] [stdout] | [INFO] [stdout] = note: tuple variant has 1 field [INFO] [stdout] [INFO] [stdout] error[E0023]: this pattern has 2 fields, but the corresponding tuple variant has 1 field [INFO] [stdout] --> src/defs.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 6 | if let Some(x,xs) = xs.uncons() { [INFO] [stdout] | ^ ^^ expected 1 field, found 2 [INFO] [stdout] --> /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/option.rs:599:56 [INFO] [stdout] | [INFO] [stdout] = note: tuple variant has 1 field [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0023, E0599. [INFO] [stdout] For more information about an error, try `rustc --explain E0023`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/defs.rs - defs::Stream (line 15) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "a7601d820119c7553e61c7f11901e51795e25bff4f20943c66a6c041ce36a333", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7601d820119c7553e61c7f11901e51795e25bff4f20943c66a6c041ce36a333", kill_on_drop: false }` [INFO] [stdout] a7601d820119c7553e61c7f11901e51795e25bff4f20943c66a6c041ce36a333