[INFO] crate buildchain 0.4.10 is already in cache [INFO] checking buildchain-0.4.10 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] extracting crate buildchain 0.4.10 into work/builds/worker-4/source [INFO] validating manifest of crates.io crate buildchain 0.4.10 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate buildchain 0.4.10 [INFO] finished tweaking crates.io crate buildchain 0.4.10 [INFO] tweaked toml for crates.io crate buildchain 0.4.10 written to work/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate buildchain 0.4.10 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] fb5bfbca6f1c5c78fbfa4a2d1a6ad1f92e2b6a0f741a09e1b3f49bb2fdcc1bcb [INFO] running `"docker" "start" "-a" "fb5bfbca6f1c5c78fbfa4a2d1a6ad1f92e2b6a0f741a09e1b3f49bb2fdcc1bcb"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking index-fixed v0.3.0 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking lxd v0.1.8 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking sodalite v0.3.0 [INFO] [stderr] Checking hyper v0.12.33 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.20 [INFO] [stderr] Checking buildchain v0.4.10 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Rng` [INFO] [stderr] --> src/store.rs:254:16 [INFO] [stderr] | [INFO] [stderr] 254 | use rand::{Rng, OsRng}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::OsRng': import with rand::rngs::OsRng instead [INFO] [stderr] --> src/store.rs:254:21 [INFO] [stderr] | [INFO] [stderr] 254 | use rand::{Rng, OsRng}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::OsRng': import with rand::rngs::OsRng instead [INFO] [stderr] --> src/store.rs:317:27 [INFO] [stderr] | [INFO] [stderr] 317 | let mut rng = OsRng::new().unwrap(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::OsRng': import with rand::rngs::OsRng instead [INFO] [stderr] --> src/store.rs:361:27 [INFO] [stderr] | [INFO] [stderr] 361 | let mut rng = OsRng::new().unwrap(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::OsRng': import with rand::rngs::OsRng instead [INFO] [stderr] --> src/store.rs:395:27 [INFO] [stderr] | [INFO] [stderr] 395 | let mut rng = OsRng::new().unwrap(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::OsRng': import with rand::rngs::OsRng instead [INFO] [stderr] --> src/store.rs:431:27 [INFO] [stderr] | [INFO] [stderr] 431 | let mut rng = OsRng::new().unwrap(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `digest` [INFO] [stderr] --> src/download.rs:122:20 [INFO] [stderr] | [INFO] [stderr] 122 | for (file, digest) in manifest.files.iter() { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_digest` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `signature` [INFO] [stderr] --> src/block.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | signature: [u8; 64], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `public_key` [INFO] [stderr] --> src/block.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | public_key: [u8; 32], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `previous_signature` [INFO] [stderr] --> src/block.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | previous_signature: [u8; 64], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `counter` [INFO] [stderr] --> src/block.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | counter: [u8; 8], [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `timestamp` [INFO] [stderr] --> src/block.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | timestamp: [u8; 8], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | create_dir_if_needed(&pb); [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/store.rs:231:9 [INFO] [stderr] | [INFO] [stderr] 231 | create_dir_if_needed(&pb); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `fill_bytes` found for type `rand::OsRng` in the current scope [INFO] [stderr] --> src/store.rs:318:17 [INFO] [stderr] | [INFO] [stderr] 318 | rng.fill_bytes(&mut content); [INFO] [stderr] | ^^^^^^^^^^ method not found in `rand::OsRng` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope, perhaps add a `use` for it: [INFO] [stderr] `use rand::RngCore;` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `fill_bytes` found for type `rand::OsRng` in the current scope [INFO] [stderr] --> src/store.rs:362:17 [INFO] [stderr] | [INFO] [stderr] 362 | rng.fill_bytes(&mut content); [INFO] [stderr] | ^^^^^^^^^^ method not found in `rand::OsRng` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope, perhaps add a `use` for it: [INFO] [stderr] `use rand::RngCore;` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `fill_bytes` found for type `rand::OsRng` in the current scope [INFO] [stderr] --> src/store.rs:396:17 [INFO] [stderr] | [INFO] [stderr] 396 | rng.fill_bytes(&mut block); [INFO] [stderr] | ^^^^^^^^^^ method not found in `rand::OsRng` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope, perhaps add a `use` for it: [INFO] [stderr] `use rand::RngCore;` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `fill_bytes` found for type `rand::OsRng` in the current scope [INFO] [stderr] --> src/store.rs:432:17 [INFO] [stderr] | [INFO] [stderr] 432 | rng.fill_bytes(&mut block); [INFO] [stderr] | ^^^^^^^^^^ method not found in `rand::OsRng` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope, perhaps add a `use` for it: [INFO] [stderr] `use rand::RngCore;` [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error: Could not compile `buildchain`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "fb5bfbca6f1c5c78fbfa4a2d1a6ad1f92e2b6a0f741a09e1b3f49bb2fdcc1bcb"` [INFO] running `"docker" "rm" "-f" "fb5bfbca6f1c5c78fbfa4a2d1a6ad1f92e2b6a0f741a09e1b3f49bb2fdcc1bcb"` [INFO] [stdout] fb5bfbca6f1c5c78fbfa4a2d1a6ad1f92e2b6a0f741a09e1b3f49bb2fdcc1bcb