[INFO] fetching crate laminar 0.5.0... [INFO] testing laminar-0.5.0 against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628 [INFO] extracting crate laminar 0.5.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate laminar 0.5.0 [INFO] finished tweaking crates.io crate laminar 0.5.0 [INFO] tweaked toml for crates.io crate laminar 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate laminar 0.5.0 on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate laminar 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck_macros v1.0.0 [INFO] [stderr] Downloaded half v1.7.1 [INFO] [stderr] Downloaded cast v0.2.5 [INFO] [stderr] Downloaded rand_pcg v0.3.0 [INFO] [stderr] Downloaded regex v1.5.3 [INFO] [stderr] Downloaded criterion v0.3.4 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] [stderr] Downloaded plotters v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c246893008975e61b069fd1aba950162c891328548cd2b93a74c1b428b16165e [INFO] running `Command { std: "docker" "start" "-a" "c246893008975e61b069fd1aba950162c891328548cd2b93a74c1b428b16165e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c246893008975e61b069fd1aba950162c891328548cd2b93a74c1b428b16165e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c246893008975e61b069fd1aba950162c891328548cd2b93a74c1b428b16165e", kill_on_drop: false }` [INFO] [stdout] c246893008975e61b069fd1aba950162c891328548cd2b93a74c1b428b16165e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3acd918ed2faa2b49fdf498a36bacc634b26a4468d35772ed1b98aa1660b127b [INFO] running `Command { std: "docker" "start" "-a" "3acd918ed2faa2b49fdf498a36bacc634b26a4468d35772ed1b98aa1660b127b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling build_const v0.2.2 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand_pcg v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling laminar v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `IterMut` and `OrderingStream` [INFO] [stdout] --> src/infrastructure/arranging.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | pub use self::ordering::{IterMut, OrderingStream, OrderingSystem}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SequencingStream` [INFO] [stdout] --> src/infrastructure/arranging.rs:43:28 [INFO] [stdout] | [INFO] [stdout] 43 | pub use self::sequencing::{SequencingStream, SequencingSystem}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `stream_count` is never used [INFO] [stdout] --> src/infrastructure/arranging.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub trait ArrangingSystem { [INFO] [stdout] | --------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 68 | fn stream_count(&self) -> usize; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sequence` is never read [INFO] [stdout] --> src/sequence_buffer/congestion_data.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct CongestionData { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 8 | pub sequence: SequenceNumber, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CongestionData` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/infrastructure/arranging/ordering.rs:214:21 [INFO] [stdout] | [INFO] [stdout] 214 | pub fn iter_mut(&mut self) -> IterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 214 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.22s [INFO] running `Command { std: "docker" "inspect" "3acd918ed2faa2b49fdf498a36bacc634b26a4468d35772ed1b98aa1660b127b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3acd918ed2faa2b49fdf498a36bacc634b26a4468d35772ed1b98aa1660b127b", kill_on_drop: false }` [INFO] [stdout] 3acd918ed2faa2b49fdf498a36bacc634b26a4468d35772ed1b98aa1660b127b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cba29deb5d8022073ee9233ddc94f530ad36f7971f855cc37e271e1151720e94 [INFO] running `Command { std: "docker" "start" "-a" "cba29deb5d8022073ee9233ddc94f530ad36f7971f855cc37e271e1151720e94", kill_on_drop: false }` [INFO] [stderr] error: failed to download `autocfg v1.0.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] unable to get packages from source [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to unpack package `autocfg v1.0.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/autocfg-1.0.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30) [INFO] running `Command { std: "docker" "inspect" "cba29deb5d8022073ee9233ddc94f530ad36f7971f855cc37e271e1151720e94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cba29deb5d8022073ee9233ddc94f530ad36f7971f855cc37e271e1151720e94", kill_on_drop: false }` [INFO] [stdout] cba29deb5d8022073ee9233ddc94f530ad36f7971f855cc37e271e1151720e94