[INFO] fetching crate zfec-rs 0.1.0... [INFO] testing zfec-rs-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate zfec-rs 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate zfec-rs 0.1.0 [INFO] finished tweaking crates.io crate zfec-rs 0.1.0 [INFO] tweaked toml for crates.io crate zfec-rs 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate zfec-rs 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc7dc88b6bec74b98082827a217cf633cc1c2cb6090c15710a3f225c93319fa0 [INFO] running `Command { std: "docker" "start" "-a" "bc7dc88b6bec74b98082827a217cf633cc1c2cb6090c15710a3f225c93319fa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc7dc88b6bec74b98082827a217cf633cc1c2cb6090c15710a3f225c93319fa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc7dc88b6bec74b98082827a217cf633cc1c2cb6090c15710a3f225c93319fa0", kill_on_drop: false }` [INFO] [stdout] bc7dc88b6bec74b98082827a217cf633cc1c2cb6090c15710a3f225c93319fa0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea6dbe926d4b3369ae2e96852284891ce66678410470905bcfe742d749150863 [INFO] running `Command { std: "docker" "start" "-a" "ea6dbe926d4b3369ae2e96852284891ce66678410470905bcfe742d749150863", kill_on_drop: false }` [INFO] [stderr] Compiling zfec-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "ea6dbe926d4b3369ae2e96852284891ce66678410470905bcfe742d749150863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea6dbe926d4b3369ae2e96852284891ce66678410470905bcfe742d749150863", kill_on_drop: false }` [INFO] [stdout] ea6dbe926d4b3369ae2e96852284891ce66678410470905bcfe742d749150863 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8676f17a6b41a96335e674cb9e01ec012bf6437ba0a6a4c3a7694edc09adde2 [INFO] running `Command { std: "docker" "start" "-a" "e8676f17a6b41a96335e674cb9e01ec012bf6437ba0a6a4c3a7694edc09adde2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling zfec-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `thread_rng` [INFO] [stdout] --> src/tests.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | use rand::{thread_rng, Rng}; [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 imports: `collections::BTreeMap`, `fs`, `io::prelude::*`, and `time` [INFO] [stdout] --> src/tests.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 19 | use std::{collections::BTreeMap, fs, io::prelude::*, time}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^ ^^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tests.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut fec = Fec::new(k, m).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.63s [INFO] running `Command { std: "docker" "inspect" "e8676f17a6b41a96335e674cb9e01ec012bf6437ba0a6a4c3a7694edc09adde2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8676f17a6b41a96335e674cb9e01ec012bf6437ba0a6a4c3a7694edc09adde2", kill_on_drop: false }` [INFO] [stdout] e8676f17a6b41a96335e674cb9e01ec012bf6437ba0a6a4c3a7694edc09adde2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 18bb4b0d5d5d4ace36a853ef874528e67a5a2ca832107c77cc97e11e2c69ff1d [INFO] running `Command { std: "docker" "start" "-a" "18bb4b0d5d5d4ace36a853ef874528e67a5a2ca832107c77cc97e11e2c69ff1d", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `thread_rng` [INFO] [stderr] --> src/tests.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 18 | use rand::{thread_rng, Rng}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `collections::BTreeMap`, `fs`, `io::prelude::*`, and `time` [INFO] [stderr] --> src/tests.rs:19:11 [INFO] [stderr] | [INFO] [stderr] 19 | use std::{collections::BTreeMap, fs, io::prelude::*, time}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ ^^ ^^^^^^^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tests.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | let mut fec = Fec::new(k, m).unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `zfec-rs` (lib test) generated 3 warnings (run `cargo fix --lib -p zfec-rs --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zfec_rs-9e172329ff7d09a9) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::encoder_5_8_test ... ok [INFO] [stdout] test tests::decoder_5_8_test ... ok [INFO] [stdout] test tests::decoder_extensive ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] [stderr] Doc-tests zfec_rs [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - Chunk (line 87) ... ok [INFO] [stdout] test src/lib.rs - Fec (line 137) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "18bb4b0d5d5d4ace36a853ef874528e67a5a2ca832107c77cc97e11e2c69ff1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18bb4b0d5d5d4ace36a853ef874528e67a5a2ca832107c77cc97e11e2c69ff1d", kill_on_drop: false }` [INFO] [stdout] 18bb4b0d5d5d4ace36a853ef874528e67a5a2ca832107c77cc97e11e2c69ff1d