[INFO] fetching crate shuffle 0.1.7...
[INFO] testing shuffle-0.1.7 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate shuffle 0.1.7 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate shuffle 0.1.7
[INFO] finished tweaking crates.io crate shuffle 0.1.7
[INFO] tweaked toml for crates.io crate shuffle 0.1.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shuffle 0.1.7 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding bitvec v0.17.4 (available: v1.0.1)
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a2f85316ec4d74421825e89cd411781458854b5f6f7c279df65bbeac5afde2c
[INFO] running `Command { std: "docker" "start" "-a" "6a2f85316ec4d74421825e89cd411781458854b5f6f7c279df65bbeac5afde2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a2f85316ec4d74421825e89cd411781458854b5f6f7c279df65bbeac5afde2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a2f85316ec4d74421825e89cd411781458854b5f6f7c279df65bbeac5afde2c", kill_on_drop: false }`
[INFO] [stdout] 6a2f85316ec4d74421825e89cd411781458854b5f6f7c279df65bbeac5afde2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9563df0eac0a8b3e6f474011928b294f6a499bc3178f3cab5b285f2853d6ff2
[INFO] running `Command { std: "docker" "start" "-a" "e9563df0eac0a8b3e6f474011928b294f6a499bc3178f3cab5b285f2853d6ff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling shuffle v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `buffer` is never read
[INFO] [stdout]   --> src/fy.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct FisherYates {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 26 |     buffer: [u8; std::mem::size_of::<usize>()],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FisherYates` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "e9563df0eac0a8b3e6f474011928b294f6a499bc3178f3cab5b285f2853d6ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9563df0eac0a8b3e6f474011928b294f6a499bc3178f3cab5b285f2853d6ff2", kill_on_drop: false }`
[INFO] [stdout] e9563df0eac0a8b3e6f474011928b294f6a499bc3178f3cab5b285f2853d6ff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae45724b90cf69d5ea93ef4da0562c5fdee5bd14b472f3eee688e3211e9f52b2
[INFO] running `Command { std: "docker" "start" "-a" "ae45724b90cf69d5ea93ef4da0562c5fdee5bd14b472f3eee688e3211e9f52b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling shuffle v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `buffer` is never read
[INFO] [stdout]   --> src/fy.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct FisherYates {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 26 |     buffer: [u8; std::mem::size_of::<usize>()],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FisherYates` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buffer` is never read
[INFO] [stdout]   --> src/fy.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct FisherYates {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 26 |     buffer: [u8; std::mem::size_of::<usize>()],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FisherYates` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "ae45724b90cf69d5ea93ef4da0562c5fdee5bd14b472f3eee688e3211e9f52b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae45724b90cf69d5ea93ef4da0562c5fdee5bd14b472f3eee688e3211e9f52b2", kill_on_drop: false }`
[INFO] [stdout] ae45724b90cf69d5ea93ef4da0562c5fdee5bd14b472f3eee688e3211e9f52b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1fa9ba582380162fb01cfc93e3a8eb9523fe6e4e070e1bad8204cd181be7b235
[INFO] running `Command { std: "docker" "start" "-a" "1fa9ba582380162fb01cfc93e3a8eb9523fe6e4e070e1bad8204cd181be7b235", kill_on_drop: false }`
[INFO] [stderr] warning: field `buffer` is never read
[INFO] [stderr]   --> src/fy.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct FisherYates {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 26 |     buffer: [u8; std::mem::size_of::<usize>()],
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FisherYates` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `shuffle` (lib) generated 1 warning
[INFO] [stderr] warning: `shuffle` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shuffle-b7c8d5010eb017ee)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test irs::tests::test_get_reset_context ... ok
[INFO] [stdout] test irs::tests::test_all_distinct ... ok
[INFO] [stdout] test irs::tests::test_irs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shuffle
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/irs.rs - irs::Irs (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/fy.rs - fy::FisherYates (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1fa9ba582380162fb01cfc93e3a8eb9523fe6e4e070e1bad8204cd181be7b235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa9ba582380162fb01cfc93e3a8eb9523fe6e4e070e1bad8204cd181be7b235", kill_on_drop: false }`
[INFO] [stdout] 1fa9ba582380162fb01cfc93e3a8eb9523fe6e4e070e1bad8204cd181be7b235