[INFO] fetching crate genezip 0.1.0...
[INFO] testing genezip-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate genezip 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate genezip 0.1.0
[INFO] finished tweaking crates.io crate genezip 0.1.0
[INFO] tweaked toml for crates.io crate genezip 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate genezip 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate genezip 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7d287b72ccbadd00320bb482c6a20cbf0b81cd3861d8d24d716d2ab94b9a2c1
[INFO] running `Command { std: "docker" "start" "-a" "f7d287b72ccbadd00320bb482c6a20cbf0b81cd3861d8d24d716d2ab94b9a2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7d287b72ccbadd00320bb482c6a20cbf0b81cd3861d8d24d716d2ab94b9a2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d287b72ccbadd00320bb482c6a20cbf0b81cd3861d8d24d716d2ab94b9a2c1", kill_on_drop: false }`
[INFO] [stdout] f7d287b72ccbadd00320bb482c6a20cbf0b81cd3861d8d24d716d2ab94b9a2c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85bfac8877f1a7c7ab306093fefdf8a17a5f419c7caf26bd7c9a318d5d0b001e
[INFO] running `Command { std: "docker" "start" "-a" "85bfac8877f1a7c7ab306093fefdf8a17a5f419c7caf26bd7c9a318d5d0b001e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling clap_builder v4.5.7
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling clap_derive v4.5.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling clap v4.5.7
[INFO] [stderr]    Compiling genezip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> src/huffman/tree.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]    --> src/huffman/tree.rs:106:38
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.99s
[INFO] running `Command { std: "docker" "inspect" "85bfac8877f1a7c7ab306093fefdf8a17a5f419c7caf26bd7c9a318d5d0b001e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85bfac8877f1a7c7ab306093fefdf8a17a5f419c7caf26bd7c9a318d5d0b001e", kill_on_drop: false }`
[INFO] [stdout] 85bfac8877f1a7c7ab306093fefdf8a17a5f419c7caf26bd7c9a318d5d0b001e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9221dd4c987bb16cd4f2ced0fc3ce66b8c68c89c0ec2b5c8ab7c8d93e4d53f2b
[INFO] running `Command { std: "docker" "start" "-a" "9221dd4c987bb16cd4f2ced0fc3ce66b8c68c89c0ec2b5c8ab7c8d93e4d53f2b", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> src/huffman/tree.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]    --> src/huffman/tree.rs:106:38
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling genezip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> src/huffman/tree.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]    --> src/huffman/tree.rs:106:38
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "9221dd4c987bb16cd4f2ced0fc3ce66b8c68c89c0ec2b5c8ab7c8d93e4d53f2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9221dd4c987bb16cd4f2ced0fc3ce66b8c68c89c0ec2b5c8ab7c8d93e4d53f2b", kill_on_drop: false }`
[INFO] [stdout] 9221dd4c987bb16cd4f2ced0fc3ce66b8c68c89c0ec2b5c8ab7c8d93e4d53f2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] edb07f3ba10b0c27c493b292080d78693227917d49ba6054ef5265d38c2274ba
[INFO] running `Command { std: "docker" "start" "-a" "edb07f3ba10b0c27c493b292080d78693227917d49ba6054ef5265d38c2274ba", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `source`
[INFO] [stderr]    --> src/huffman/tree.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stderr]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]    --> src/huffman/tree.rs:106:38
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn from_tokens(source: &[V], tokens: &[&[V]]) -> Self {
[INFO] [stderr]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stderr] 
[INFO] [stderr] warning: `genezip` (lib) generated 2 warnings (run `cargo fix --lib -p genezip` to apply 2 suggestions)
[INFO] [stderr] warning: `genezip` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/genezip-589de1316b25fb70)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test huffman::tests::tests::test_encodings_work_integer_types ... ok
[INFO] [stdout] test huffman::tests::tests::test_encodings_work_chars ... ok
[INFO] [stdout] test huffman::tests::tests::test_encodings_work_strings ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/genezip-30b6a7a35261aaf9)
[INFO] [stdout] test result: ok. 3 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] [stderr]    Doc-tests genezip
[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" "edb07f3ba10b0c27c493b292080d78693227917d49ba6054ef5265d38c2274ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb07f3ba10b0c27c493b292080d78693227917d49ba6054ef5265d38c2274ba", kill_on_drop: false }`
[INFO] [stdout] edb07f3ba10b0c27c493b292080d78693227917d49ba6054ef5265d38c2274ba