[INFO] crate podstats 0.1.2 is already in cache [INFO] checking podstats-0.1.2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate podstats 0.1.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate podstats 0.1.2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate podstats 0.1.2 [INFO] finished tweaking crates.io crate podstats 0.1.2 [INFO] tweaked toml for crates.io crate podstats 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f3da87cdcd8f494fc2c1457cd95962122981d6c6337519eeb1613f9b3a1ac380 [INFO] running `"docker" "start" "-a" "f3da87cdcd8f494fc2c1457cd95962122981d6c6337519eeb1613f9b3a1ac380"` [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking rmp v0.8.9 [INFO] [stderr] Checking itertools v0.6.5 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking rmp-serde v0.13.7 [INFO] [stderr] Checking serde_yaml v0.7.5 [INFO] [stderr] Checking podstats v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/subscription.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:108:65 [INFO] [stderr] | [INFO] [stderr] 108 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:108:65 [INFO] [stderr] | [INFO] [stderr] 108 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:193:67 [INFO] [stderr] | [INFO] [stderr] 193 | Err(why) => panic!("couldn't create {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:199:69 [INFO] [stderr] | [INFO] [stderr] 199 | Err(why) => panic!("couldn't write to {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/config.rs:166:9 [INFO] [stderr] | [INFO] [stderr] 166 | let bytes = match res { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/config.rs:166:9 [INFO] [stderr] | [INFO] [stderr] 166 | let bytes = match res { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | file.write_all(b""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:171:5 [INFO] [stderr] | [INFO] [stderr] 171 | file.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | fs::remove_file(test_cache_loc); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/subscription.rs:208:5 [INFO] [stderr] | [INFO] [stderr] 208 | fs::remove_file(test_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | file.write_all(b""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:171:5 [INFO] [stderr] | [INFO] [stderr] 171 | file.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stderr] --> src/main.rs:8:22 [INFO] [stderr] | [INFO] [stderr] 8 | use clap::{Arg, App, SubCommand}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stderr] --> src/main.rs:8:22 [INFO] [stderr] | [INFO] [stderr] 8 | use clap::{Arg, App, SubCommand}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/subscription.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:108:65 [INFO] [stderr] | [INFO] [stderr] 108 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:108:65 [INFO] [stderr] | [INFO] [stderr] 108 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/config.rs:166:9 [INFO] [stderr] | [INFO] [stderr] 166 | let bytes = match res { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:193:67 [INFO] [stderr] | [INFO] [stderr] 193 | Err(why) => panic!("couldn't create {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/subscription.rs:199:69 [INFO] [stderr] | [INFO] [stderr] 199 | Err(why) => panic!("couldn't write to {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/config.rs:166:9 [INFO] [stderr] | [INFO] [stderr] 166 | let bytes = match res { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_config` [INFO] [stderr] --> src/config.rs:89:8 [INFO] [stderr] | [INFO] [stderr] 89 | pub fn read_config() -> Option { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_config` [INFO] [stderr] --> src/config.rs:123:8 [INFO] [stderr] | [INFO] [stderr] 123 | pub fn write_config(config: Config) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/subscription.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn new(url: &str, name: &str, directory: Option<&str>) -> Subscription { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `vec_serialize` [INFO] [stderr] --> src/subscription.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn vec_serialize(subs: &Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `serialize` [INFO] [stderr] --> src/subscription.rs:63:8 [INFO] [stderr] | [INFO] [stderr] 63 | pub fn serialize(sub: &Subscription) -> Vec { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deserialize` [INFO] [stderr] --> src/subscription.rs:72:8 [INFO] [stderr] | [INFO] [stderr] 72 | pub fn deserialize(sub_vec: &Vec) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `process_directory` [INFO] [stderr] --> src/subscription.rs:116:4 [INFO] [stderr] | [INFO] [stderr] 116 | fn process_directory(directory: Option<&str>) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | file.write_all(b""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:171:5 [INFO] [stderr] | [INFO] [stderr] 171 | file.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/util.rs:47:21 [INFO] [stderr] | [INFO] [stderr] 47 | write!(stdout, "{}", v); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_config` [INFO] [stderr] --> src/config.rs:89:8 [INFO] [stderr] | [INFO] [stderr] 89 | pub fn read_config() -> Option { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_config` [INFO] [stderr] --> src/config.rs:123:8 [INFO] [stderr] | [INFO] [stderr] 123 | pub fn write_config(config: Config) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | file.write_all(b""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:171:5 [INFO] [stderr] | [INFO] [stderr] 171 | file.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/config.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | fs::remove_file(test_cache_loc); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/subscription.rs:208:5 [INFO] [stderr] | [INFO] [stderr] 208 | fs::remove_file(test_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/util.rs:47:21 [INFO] [stderr] | [INFO] [stderr] 47 | write!(stdout, "{}", v); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.58s [INFO] running `"docker" "inspect" "f3da87cdcd8f494fc2c1457cd95962122981d6c6337519eeb1613f9b3a1ac380"` [INFO] running `"docker" "rm" "-f" "f3da87cdcd8f494fc2c1457cd95962122981d6c6337519eeb1613f9b3a1ac380"` [INFO] [stdout] f3da87cdcd8f494fc2c1457cd95962122981d6c6337519eeb1613f9b3a1ac380