[INFO] fetching crate shuffle 0.1.7...
[INFO] testing shuffle-0.1.7 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate shuffle 0.1.7 into /workspace/builds/worker-3-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shuffle 0.1.7 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67c7ac50676f435874cb65ca382040616a59b775874c38d3e3424dee83692f87
[INFO] running `Command { std: "docker" "start" "-a" "67c7ac50676f435874cb65ca382040616a59b775874c38d3e3424dee83692f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67c7ac50676f435874cb65ca382040616a59b775874c38d3e3424dee83692f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c7ac50676f435874cb65ca382040616a59b775874c38d3e3424dee83692f87", kill_on_drop: false }`
[INFO] [stdout] 67c7ac50676f435874cb65ca382040616a59b775874c38d3e3424dee83692f87
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aac85c8f3381b797234ae6f02c45d2f903aaf9824e17b1ad18875042fbe921a0
[INFO] running `Command { std: "docker" "start" "-a" "aac85c8f3381b797234ae6f02c45d2f903aaf9824e17b1ad18875042fbe921a0", 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 2.45s
[INFO] running `Command { std: "docker" "inspect" "aac85c8f3381b797234ae6f02c45d2f903aaf9824e17b1ad18875042fbe921a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac85c8f3381b797234ae6f02c45d2f903aaf9824e17b1ad18875042fbe921a0", kill_on_drop: false }`
[INFO] [stdout] aac85c8f3381b797234ae6f02c45d2f903aaf9824e17b1ad18875042fbe921a0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7ec029f0c48e3addd527771620ef07e8713671dfa2f1d4edff951c4081ca417
[INFO] running `Command { std: "docker" "start" "-a" "b7ec029f0c48e3addd527771620ef07e8713671dfa2f1d4edff951c4081ca417", 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" "b7ec029f0c48e3addd527771620ef07e8713671dfa2f1d4edff951c4081ca417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ec029f0c48e3addd527771620ef07e8713671dfa2f1d4edff951c4081ca417", kill_on_drop: false }`
[INFO] [stdout] b7ec029f0c48e3addd527771620ef07e8713671dfa2f1d4edff951c4081ca417
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 741aa5a73dd41075cb06415751bc76ef78d667c54b934505b46cc3a99b8fac8f
[INFO] running `Command { std: "docker" "start" "-a" "741aa5a73dd41075cb06415751bc76ef78d667c54b934505b46cc3a99b8fac8f", 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 0.03s
[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_irs ... ok
[INFO] [stdout] test irs::tests::test_all_distinct ... 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/fy.rs - fy::FisherYates (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/irs.rs - irs::Irs (line 81) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "741aa5a73dd41075cb06415751bc76ef78d667c54b934505b46cc3a99b8fac8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741aa5a73dd41075cb06415751bc76ef78d667c54b934505b46cc3a99b8fac8f", kill_on_drop: false }`
[INFO] [stdout] 741aa5a73dd41075cb06415751bc76ef78d667c54b934505b46cc3a99b8fac8f