[INFO] fetching crate ezlib 0.1.0...
[INFO] testing ezlib-0.1.0 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate ezlib 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ezlib 0.1.0
[INFO] finished tweaking crates.io crate ezlib 0.1.0
[INFO] tweaked toml for crates.io crate ezlib 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ezlib 0.1.0 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ezlib 0.1.0 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.25
[INFO] [stderr]   Downloaded ezcbor v0.1.4
[INFO] [stderr]   Downloaded zerocopy v0.8.25
[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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58be3738776af5735b148b438a6a16e3bb349f1944f5ed30b658395ac8177821
[INFO] running `Command { std: "docker" "start" "-a" "58be3738776af5735b148b438a6a16e3bb349f1944f5ed30b658395ac8177821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58be3738776af5735b148b438a6a16e3bb349f1944f5ed30b658395ac8177821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58be3738776af5735b148b438a6a16e3bb349f1944f5ed30b658395ac8177821", kill_on_drop: false }`
[INFO] [stdout] 58be3738776af5735b148b438a6a16e3bb349f1944f5ed30b658395ac8177821
[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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9dabdc9dd51d2ed0a27c36d6473ae3bf204496020aabd116227e60fb9884f1a
[INFO] running `Command { std: "docker" "start" "-a" "f9dabdc9dd51d2ed0a27c36d6473ae3bf204496020aabd116227e60fb9884f1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ezcbor v0.1.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ezlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key_index`
[INFO] [stdout]     --> src/lib.rs:1731:13
[INFO] [stdout]      |
[INFO] [stdout] 1731 |         let key_index = leaf.keys.find(key).unwrap();
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_index`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "f9dabdc9dd51d2ed0a27c36d6473ae3bf204496020aabd116227e60fb9884f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9dabdc9dd51d2ed0a27c36d6473ae3bf204496020aabd116227e60fb9884f1a", kill_on_drop: false }`
[INFO] [stdout] f9dabdc9dd51d2ed0a27c36d6473ae3bf204496020aabd116227e60fb9884f1a
[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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] add5d0ba9028905d864a7b55fc909aec15452c9775eaa37348f9d4f1098d6cdc
[INFO] running `Command { std: "docker" "start" "-a" "add5d0ba9028905d864a7b55fc909aec15452c9775eaa37348f9d4f1098d6cdc", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `key_index`
[INFO] [stdout]     --> src/lib.rs:1731:13
[INFO] [stdout]      |
[INFO] [stdout] 1731 |         let key_index = leaf.keys.find(key).unwrap();
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_index`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ezlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key_index`
[INFO] [stdout]     --> src/lib.rs:1731:13
[INFO] [stdout]      |
[INFO] [stdout] 1731 |         let key_index = leaf.keys.find(key).unwrap();
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_index`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "add5d0ba9028905d864a7b55fc909aec15452c9775eaa37348f9d4f1098d6cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add5d0ba9028905d864a7b55fc909aec15452c9775eaa37348f9d4f1098d6cdc", kill_on_drop: false }`
[INFO] [stdout] add5d0ba9028905d864a7b55fc909aec15452c9775eaa37348f9d4f1098d6cdc
[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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84fddb73a796c2355b8375ccabb66227b96719c525a5ad2563958e9709ba1764
[INFO] running `Command { std: "docker" "start" "-a" "84fddb73a796c2355b8375ccabb66227b96719c525a5ad2563958e9709ba1764", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `key_index`
[INFO] [stderr]     --> src/lib.rs:1731:13
[INFO] [stderr]      |
[INFO] [stderr] 1731 |         let key_index = leaf.keys.find(key).unwrap();
[INFO] [stderr]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_index`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ezlib` (lib) generated 1 warning
[INFO] [stderr] warning: `ezlib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ezlib-8072bf05adcd5b10)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_bytes_to_str ... ok
[INFO] [stderr]    Doc-tests ezlib
[INFO] [stdout] test tests::test_encode_hex ... ok
[INFO] [stdout] test tests::test_fixed_list ... ok
[INFO] [stdout] test tests::test_free_list_vec ... ok
[INFO] [stdout] test tests::test_median ... ok
[INFO] [stdout] test tests::test_mode ... ok
[INFO] [stdout] test tests::test_mean ... ok
[INFO] [stdout] test tests::test_stdev ... ok
[INFO] [stdout] test tests::test_sum_f32_slice ... ok
[INFO] [stdout] test tests::test_sum_i32_slice ... ok
[INFO] [stdout] test tests::test_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84fddb73a796c2355b8375ccabb66227b96719c525a5ad2563958e9709ba1764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84fddb73a796c2355b8375ccabb66227b96719c525a5ad2563958e9709ba1764", kill_on_drop: false }`
[INFO] [stdout] 84fddb73a796c2355b8375ccabb66227b96719c525a5ad2563958e9709ba1764