[INFO] fetching crate pico-lang 0.0.1...
[INFO] checking pico-lang-0.0.1 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate pico-lang 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pico-lang 0.0.1 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pico-lang 0.0.1
[INFO] finished tweaking crates.io crate pico-lang 0.0.1
[INFO] tweaked toml for crates.io crate pico-lang 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate pico-lang 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signatory-dalek v0.18.1
[INFO] [stderr]   Downloaded ed25519 v1.0.0-pre.1
[INFO] [stderr]   Downloaded signature v1.0.0-pre.1
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[INFO] [stderr]   Downloaded nkeys v0.0.9
[INFO] [stderr]   Downloaded subtle-encoding v0.4.1
[INFO] [stderr]   Downloaded nats v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9257cafbcd86f283738ba70e1d838816bf90c93b9e99d5fff4d1ca96700bb0d1
[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" "9257cafbcd86f283738ba70e1d838816bf90c93b9e99d5fff4d1ca96700bb0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9257cafbcd86f283738ba70e1d838816bf90c93b9e99d5fff4d1ca96700bb0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9257cafbcd86f283738ba70e1d838816bf90c93b9e99d5fff4d1ca96700bb0d1", kill_on_drop: false }`
[INFO] [stdout] 9257cafbcd86f283738ba70e1d838816bf90c93b9e99d5fff4d1ca96700bb0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 394b50825f0b2bb44a8fc6933daf3c18d82a6a3b5e6f864e323c3411bb963b25
[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" "394b50825f0b2bb44a8fc6933daf3c18d82a6a3b5e6f864e323c3411bb963b25", kill_on_drop: false }`
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[INFO] [stderr]     Checking nkeys v0.0.9
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[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.3
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[INFO] [stderr]     Checking jsonway v2.0.0
[INFO] [stderr]     Checking nats v0.7.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking jsonpath_lib v0.2.5
[INFO] [stderr]     Checking warp v0.2.4
[INFO] [stderr]     Checking pico-lang v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/rules.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rules.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     (_) => {}
[INFO] [stdout]    |                     ^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/rules.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/rules.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     (_) => {}
[INFO] [stdout]    |                     ^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `url`
[INFO] [stdout]    --> src/include.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     url: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rulefile_names`
[INFO] [stdout]    --> src/include.rs:307:5
[INFO] [stdout]     |
[INFO] [stdout] 307 |     rulefile_names: HashSet<RuleFileName>, // all loaded rule filenames
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/include.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |         loaded_file.run_with_context(state, context);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `url`
[INFO] [stdout]    --> src/include.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     url: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rulefile_names`
[INFO] [stdout]    --> src/include.rs:307:5
[INFO] [stdout]     |
[INFO] [stdout] 307 |     rulefile_names: HashSet<RuleFileName>, // all loaded rule filenames
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/include.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |         loaded_file.run_with_context(state, context);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/main.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let user_id = body.user_id;
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let sub = nc
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     nc.publish("my.subject", "Hello World!");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/main.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let user_id = body.user_id;
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let sub = nc
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     nc.publish("my.subject", "Hello World!");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 41s
[INFO] running `Command { std: "docker" "inspect" "394b50825f0b2bb44a8fc6933daf3c18d82a6a3b5e6f864e323c3411bb963b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "394b50825f0b2bb44a8fc6933daf3c18d82a6a3b5e6f864e323c3411bb963b25", kill_on_drop: false }`
[INFO] [stdout] 394b50825f0b2bb44a8fc6933daf3c18d82a6a3b5e6f864e323c3411bb963b25
