[INFO] fetching crate zippopotamus 0.1.2... [INFO] checking zippopotamus-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate zippopotamus 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate zippopotamus 0.1.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate zippopotamus 0.1.2 [INFO] tweaked toml for crates.io crate zippopotamus 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate zippopotamus 0.1.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate zippopotamus 0.1.2 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eab2d3866e795f4c7fbcb245568727299a1c5ceb825dac9d6276d5bd41899877 [INFO] running `Command { std: "docker" "start" "-a" "eab2d3866e795f4c7fbcb245568727299a1c5ceb825dac9d6276d5bd41899877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eab2d3866e795f4c7fbcb245568727299a1c5ceb825dac9d6276d5bd41899877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eab2d3866e795f4c7fbcb245568727299a1c5ceb825dac9d6276d5bd41899877", kill_on_drop: false }` [INFO] [stdout] eab2d3866e795f4c7fbcb245568727299a1c5ceb825dac9d6276d5bd41899877 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa678282fff81c4ef658b620bf8ac743ba775c2811523186001296754b3c98e1 [INFO] running `Command { std: "docker" "start" "-a" "aa678282fff81c4ef658b620bf8ac743ba775c2811523186001296754b3c98e1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Checking litemap v0.7.5 [INFO] [stderr] Compiling icu_locid_transform_data v1.5.1 [INFO] [stderr] Compiling icu_properties_data v1.5.1 [INFO] [stderr] Compiling zerocopy v0.8.25 [INFO] [stderr] Compiling icu_normalizer_data v1.5.1 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking colorchoice v1.0.4 [INFO] [stderr] Checking anstyle-query v1.1.3 [INFO] [stderr] Checking anstyle v1.0.11 [INFO] [stderr] Checking anstyle-parse v0.2.7 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking clap_lex v0.7.5 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking home v0.5.11 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking qp-trie v0.8.2 [INFO] [stderr] Checking anstream v0.6.19 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking clap_builder v4.5.40 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking priority-queue v2.3.1 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking caffeine v0.2.0 [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.7.5 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling clap_derive v4.5.40 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking yoke v0.7.5 [INFO] [stderr] Checking zerovec v0.10.4 [INFO] [stderr] Checking clap v4.5.40 [INFO] [stderr] Checking tinystr v0.7.6 [INFO] [stderr] Checking icu_collections v1.5.0 [INFO] [stderr] Checking icu_locid v1.5.0 [INFO] [stderr] Checking icu_provider v1.5.0 [INFO] [stderr] Checking icu_locid_transform v1.5.0 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking icu_properties v1.5.1 [INFO] [stderr] Checking icu_normalizer v1.5.0 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking idna_adapter v1.2.0 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking webbrowser v1.0.4 [INFO] [stderr] Checking zippopotamus v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `cell::LazyCell` [INFO] [stdout] --> src/zip.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{cell::LazyCell, collections::HashMap, path::PathBuf}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::Output` [INFO] [stdout] --> src/huffman.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::process::Output; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/huffman.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/lz77.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cell::LazyCell` [INFO] [stdout] --> src/zip.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{cell::LazyCell, collections::HashMap, path::PathBuf}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::Output` [INFO] [stdout] --> src/huffman.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::process::Output; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/huffman.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/lz77.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bitvec::prelude` [INFO] [stdout] --> src/zip.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bitvec::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bitvec::prelude` [INFO] [stdout] --> src/zip.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bitvec::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut depth = self.dict.iter().max_by(|a, b| { a.1.1.cmp(&b.1.1).then(a.0.cmp(b.0)) }).unwrap().1.1; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `zpp` [INFO] [stdout] --> src/huffman.rs:180:13 [INFO] [stdout] | [INFO] [stdout] 180 | let mut zpp = Zpp { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_zpp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut depth = self.dict.iter().max_by(|a, b| { a.1.1.cmp(&b.1.1).then(a.0.cmp(b.0)) }).unwrap().1.1; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 180 | let mut zpp = Zpp { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err_count` [INFO] [stdout] --> src/huffman.rs:222:13 [INFO] [stdout] | [INFO] [stdout] 222 | let mut err_count: usize = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_err_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 211 | let mut bit_stream: BitVec = BitVec::from_vec(source.to_vec()); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 222 | let mut err_count: usize = 0; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `source` [INFO] [stdout] --> src/lz77.rs:131:20 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn trie_encode(source: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `MAX_LEN` and `limit_length` are never used [INFO] [stdout] --> src/huffman.rs:43:11 [INFO] [stdout] | [INFO] [stdout] 40 | impl HuffmanTree { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 43 | const MAX_LEN: u8 = 15; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn limit_length(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lz77.rs:123:12 [INFO] [stdout] | [INFO] [stdout] 122 | impl Match { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 123 | pub fn new() -> Self { Match { len: 0, offset: 0, next_symbol: 0 } } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `zpp` [INFO] [stdout] --> src/huffman.rs:180:13 [INFO] [stdout] | [INFO] [stdout] 180 | let mut zpp = Zpp { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_zpp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 180 | let mut zpp = Zpp { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err_count` [INFO] [stdout] --> src/huffman.rs:222:13 [INFO] [stdout] | [INFO] [stdout] 222 | let mut err_count: usize = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_err_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 211 | let mut bit_stream: BitVec = BitVec::from_vec(source.to_vec()); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/huffman.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 222 | let mut err_count: usize = 0; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `source` [INFO] [stdout] --> src/lz77.rs:131:20 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn trie_encode(source: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `MAX_LEN` and `limit_length` are never used [INFO] [stdout] --> src/huffman.rs:43:11 [INFO] [stdout] | [INFO] [stdout] 40 | impl HuffmanTree { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 43 | const MAX_LEN: u8 = 15; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn limit_length(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lz77.rs:123:12 [INFO] [stdout] | [INFO] [stdout] 122 | impl Match { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 123 | pub fn new() -> Self { Match { len: 0, offset: 0, next_symbol: 0 } } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng` and `SeedableRng` [INFO] [stdout] --> tests/tests.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{Rng, SeedableRng}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::rngs::StdRng` [INFO] [stdout] --> tests/tests.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rand::rngs::StdRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `zippopotamus::lz77::*` [INFO] [stdout] --> tests/tests.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use zippopotamus::lz77::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> tests/tests.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.46s [INFO] running `Command { std: "docker" "inspect" "aa678282fff81c4ef658b620bf8ac743ba775c2811523186001296754b3c98e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa678282fff81c4ef658b620bf8ac743ba775c2811523186001296754b3c98e1", kill_on_drop: false }` [INFO] [stdout] aa678282fff81c4ef658b620bf8ac743ba775c2811523186001296754b3c98e1