[INFO] fetching crate knarkzel 0.6.0... [INFO] testing knarkzel-0.6.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate knarkzel 0.6.0 into /workspace/builds/worker-106/source [INFO] validating manifest of crates.io crate knarkzel 0.6.0 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-106/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b46d8a10d46425279b0eebcd15c117989119fdd071a025eeccd2312dd582fd5 [INFO] running `Command { std: "docker" "start" "-a" "7b46d8a10d46425279b0eebcd15c117989119fdd071a025eeccd2312dd582fd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b46d8a10d46425279b0eebcd15c117989119fdd071a025eeccd2312dd582fd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b46d8a10d46425279b0eebcd15c117989119fdd071a025eeccd2312dd582fd5", kill_on_drop: false }` [INFO] [stdout] 7b46d8a10d46425279b0eebcd15c117989119fdd071a025eeccd2312dd582fd5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58b3666efe10aa2a6230776b9f875c29859533c2774fd717c8a69e84c4aa1254 [INFO] running `Command { std: "docker" "start" "-a" "58b3666efe10aa2a6230776b9f875c29859533c2774fd717c8a69e84c4aa1254", 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling getrandom v0.2.5 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling knarkzel v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.92s [INFO] running `Command { std: "docker" "inspect" "58b3666efe10aa2a6230776b9f875c29859533c2774fd717c8a69e84c4aa1254", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58b3666efe10aa2a6230776b9f875c29859533c2774fd717c8a69e84c4aa1254", kill_on_drop: false }` [INFO] [stdout] 58b3666efe10aa2a6230776b9f875c29859533c2774fd717c8a69e84c4aa1254 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b52175cd6986c5d472bffa5ef02bc555a82321de37d7a4436aed4a450dbc232 [INFO] running `Command { std: "docker" "start" "-a" "6b52175cd6986c5d472bffa5ef02bc555a82321de37d7a4436aed4a450dbc232", kill_on_drop: false }` [INFO] [stderr] Compiling knarkzel v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "6b52175cd6986c5d472bffa5ef02bc555a82321de37d7a4436aed4a450dbc232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b52175cd6986c5d472bffa5ef02bc555a82321de37d7a4436aed4a450dbc232", kill_on_drop: false }` [INFO] [stdout] 6b52175cd6986c5d472bffa5ef02bc555a82321de37d7a4436aed4a450dbc232 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7dac7fae7a723d03fa5d6c8e91365d271d3ccc7dfb86793989ea977fd66974de [INFO] running `Command { std: "docker" "start" "-a" "7dac7fae7a723d03fa5d6c8e91365d271d3ccc7dfb86793989ea977fd66974de", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/knarkzel-938ea04f58c34ba2) [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] Doc-tests knarkzel [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - prelude (line 93) ... FAILED [INFO] [stdout] test src/lib.rs - prelude (line 104) ... FAILED [INFO] [stdout] test src/lib.rs - prelude (line 81) ... FAILED [INFO] [stdout] test src/lib.rs - prelude (line 75) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - prelude (line 93) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Random` [INFO] [stdout] --> src/lib.rs:94:18 [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 104) stdout ---- [INFO] [stdout] error[E0599]: no method named `collect_vec` found for struct `Map` in the current scope [INFO] [stdout] --> src/lib.rs:109:6 [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 81) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Regex` [INFO] [stdout] --> src/lib.rs:83:13 [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:83:51 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_81_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_81_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] [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:84:36 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_81_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_81_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] [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 75) stdout ---- [INFO] [stdout] error[E0425]: cannot find function `slurp` in this scope [INFO] [stdout] --> src/lib.rs:76:15 [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:76:32 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_75_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_75_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] [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 104) [INFO] [stdout] src/lib.rs - prelude (line 75) [INFO] [stdout] src/lib.rs - prelude (line 81) [INFO] [stdout] src/lib.rs - prelude (line 93) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "7dac7fae7a723d03fa5d6c8e91365d271d3ccc7dfb86793989ea977fd66974de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dac7fae7a723d03fa5d6c8e91365d271d3ccc7dfb86793989ea977fd66974de", kill_on_drop: false }` [INFO] [stdout] 7dac7fae7a723d03fa5d6c8e91365d271d3ccc7dfb86793989ea977fd66974de