[INFO] fetching crate knarkzel 0.6.0... [INFO] testing knarkzel-0.6.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate knarkzel 0.6.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate knarkzel 0.6.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate knarkzel 0.6.0 [INFO] finished tweaking crates.io crate knarkzel 0.6.0 [INFO] tweaked toml for crates.io crate knarkzel 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e2dd61285bd3132efaa510c8693311b02a1eba3f16986abf068125b427af298 [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" "7e2dd61285bd3132efaa510c8693311b02a1eba3f16986abf068125b427af298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e2dd61285bd3132efaa510c8693311b02a1eba3f16986abf068125b427af298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e2dd61285bd3132efaa510c8693311b02a1eba3f16986abf068125b427af298", kill_on_drop: false }` [INFO] [stdout] 7e2dd61285bd3132efaa510c8693311b02a1eba3f16986abf068125b427af298 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33d179a937239bef6f2d8d7a9fc6e9f1d1e7d46c6baa731203f69836c606f9fa [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" "33d179a937239bef6f2d8d7a9fc6e9f1d1e7d46c6baa731203f69836c606f9fa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling knarkzel v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.72s [INFO] running `Command { std: "docker" "inspect" "33d179a937239bef6f2d8d7a9fc6e9f1d1e7d46c6baa731203f69836c606f9fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33d179a937239bef6f2d8d7a9fc6e9f1d1e7d46c6baa731203f69836c606f9fa", kill_on_drop: false }` [INFO] [stdout] 33d179a937239bef6f2d8d7a9fc6e9f1d1e7d46c6baa731203f69836c606f9fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 35819075e5fd9c360e78f8476f60747aac4ea087687a437ab5ead8cc07589e73 [INFO] running `Command { std: "docker" "start" "-a" "35819075e5fd9c360e78f8476f60747aac4ea087687a437ab5ead8cc07589e73", kill_on_drop: false }` [INFO] [stderr] Compiling knarkzel v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "35819075e5fd9c360e78f8476f60747aac4ea087687a437ab5ead8cc07589e73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35819075e5fd9c360e78f8476f60747aac4ea087687a437ab5ead8cc07589e73", kill_on_drop: false }` [INFO] [stdout] 35819075e5fd9c360e78f8476f60747aac4ea087687a437ab5ead8cc07589e73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1f71f81b6bc6c51df9cfb61bf7cba9d7293f7cd957bf3c32ff37948f57f0851d [INFO] running `Command { std: "docker" "start" "-a" "1f71f81b6bc6c51df9cfb61bf7cba9d7293f7cd957bf3c32ff37948f57f0851d", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/knarkzel-deb10289863c4809) [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 knarkzel [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - prelude (line 96) ... FAILED [INFO] [stdout] test src/lib.rs - prelude (line 108) ... FAILED [INFO] [stdout] test src/lib.rs - prelude (line 83) ... FAILED [INFO] [stdout] test src/lib.rs - prelude (line 76) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - prelude (line 96) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Random` [INFO] [stdout] --> src/lib.rs:97:18 [INFO] [stdout] | [INFO] [stdout] 3 | let mut random = Random::new().with_seed(1234); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 | use knarkzel::prelude::Random; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - prelude (line 108) stdout ---- [INFO] [stdout] error[E0599]: no method named `collect_vec` found for struct `Map` in the current scope [INFO] [stdout] --> src/lib.rs:113:6 [INFO] [stdout] | [INFO] [stdout] 7 | .collect_vec(); [INFO] [stdout] | ^^^^^^^^^^^ method not found in `Map, [closure@src/lib.rs:6:10: 6:19]>` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - prelude (line 83) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Regex` [INFO] [stdout] --> src/lib.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 4 | let regex = Regex::new(r"'([^']+)'\s+\((\d{4})\)")?; [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use knarkzel::prelude::Regex; [INFO] [stdout] | [INFO] [stdout] 2 | use regex::Regex; [INFO] [stdout] | [INFO] [stdout] 2 | use regex::bytes::Regex; [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] --> src/lib.rs:85:51 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_83_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | let text = "Not my favorite movie: 'Citizen Kane' (1941)."; [INFO] [stdout] 4 | | let regex = Regex::new(r"'([^']+)'\s+\((\d{4})\)")?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 5 | | let captures = regex.captures(text)?; [INFO] [stdout] ... | [INFO] [stdout] 9 | | assert_eq!(&captures[2], "1941"); [INFO] [stdout] 10 | | } _doctest_main_src_lib_rs_83_0() } [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] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:86:36 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_83_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | let text = "Not my favorite movie: 'Citizen Kane' (1941)."; [INFO] [stdout] 4 | | let regex = Regex::new(r"'([^']+)'\s+\((\d{4})\)")?; [INFO] [stdout] 5 | | let captures = regex.captures(text)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 9 | | assert_eq!(&captures[2], "1941"); [INFO] [stdout] 10 | | } _doctest_main_src_lib_rs_83_0() } [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] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - prelude (line 76) stdout ---- [INFO] [stdout] error[E0425]: cannot find function `slurp` in this scope [INFO] [stdout] --> src/lib.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 3 | let columns = slurp("mock.csv")?; [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 | use knarkzel::slurp; [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] --> src/lib.rs:77:32 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_76_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | let columns = slurp("mock.csv")?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_76_0() } [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] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - prelude (line 108) [INFO] [stdout] src/lib.rs - prelude (line 76) [INFO] [stdout] src/lib.rs - prelude (line 83) [INFO] [stdout] src/lib.rs - prelude (line 96) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.07s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "1f71f81b6bc6c51df9cfb61bf7cba9d7293f7cd957bf3c32ff37948f57f0851d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f71f81b6bc6c51df9cfb61bf7cba9d7293f7cd957bf3c32ff37948f57f0851d", kill_on_drop: false }` [INFO] [stdout] 1f71f81b6bc6c51df9cfb61bf7cba9d7293f7cd957bf3c32ff37948f57f0851d