[INFO] updating cached repository https://github.com/archer884/recurrence_relations
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 14992ef303c8f03fffeea98752916315be42fe23
[INFO] testing archer884/recurrence_relations against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Frecurrence_relations" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/archer884/recurrence_relations on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/archer884/recurrence_relations
[INFO] finished tweaking git repo https://github.com/archer884/recurrence_relations
[INFO] tweaked toml for git repo https://github.com/archer884/recurrence_relations written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/archer884/recurrence_relations already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/kbknapp/clap-rs`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa032cedf89b08509648fe5141972148a3cacd0bdf1cead854b5d6dc54a2f028
[INFO] running `"docker" "start" "-a" "fa032cedf89b08509648fe5141972148a3cacd0bdf1cead854b5d6dc54a2f028"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling os_str_bytes v2.3.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1 (https://github.com/kbknapp/clap-rs#f4ace424)
[INFO] [stderr]    Compiling clap v3.0.0-beta.1 (https://github.com/kbknapp/clap-rs#f4ace424)
[INFO] [stderr]    Compiling recurrence_relations v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |              .short("s")
[INFO] [stderr]    |                     ^^^ expected `char`, found `&str`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'clap::Arg::<'help>::help': Please use `about` method instead
[INFO] [stderr]   --> src/main.rs:65:15
[INFO] [stderr]    |
[INFO] [stderr] 65 |              .help("Sets the first term of the series.")
[INFO] [stderr]    |               ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:68:21
[INFO] [stderr]    |
[INFO] [stderr] 68 |              .short("c")
[INFO] [stderr]    |                     ^^^ expected `char`, found `&str`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'clap::Arg::<'help>::help': Please use `about` method instead
[INFO] [stderr]   --> src/main.rs:70:15
[INFO] [stderr]    |
[INFO] [stderr] 70 |              .help("Sets the length of the series.")
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |              .short("o")
[INFO] [stderr]    |                     ^^^ expected `char`, found `&str`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'clap::Arg::<'help>::help': Please use `about` method instead
[INFO] [stderr]   --> src/main.rs:75:15
[INFO] [stderr]    |
[INFO] [stderr] 75 |              .help("Defines the operations used to create the series, e.g. \"+3 *2\"")
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `iter` found for struct `clap::Values<'_>` in the current scope
[INFO] [stderr]    --> src/main.rs:107:32
[INFO] [stderr]     |
[INFO] [stderr] 107 |         Some(values) => values.iter().filter_map(|s| s.parse().ok()).collect(),
[INFO] [stderr]     |                                ^^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `recurrence_relations`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "fa032cedf89b08509648fe5141972148a3cacd0bdf1cead854b5d6dc54a2f028"`
[INFO] running `"docker" "rm" "-f" "fa032cedf89b08509648fe5141972148a3cacd0bdf1cead854b5d6dc54a2f028"`
[INFO] [stdout] fa032cedf89b08509648fe5141972148a3cacd0bdf1cead854b5d6dc54a2f028