[INFO] fetching crate repl-block 0.10.0...
[INFO] testing repl-block-0.10.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate repl-block 0.10.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate repl-block 0.10.0
[INFO] finished tweaking crates.io crate repl-block 0.10.0
[INFO] tweaked toml for crates.io crate repl-block 0.10.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate repl-block 0.10.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding crossterm v0.28.1 (available: v0.29.0)
[INFO] [stderr]       Adding derive_more v1.0.0 (available: v2.1.1)
[INFO] [stderr]       Adding itertools v0.13.0 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0646e2559dd5982233fa55c429dfa29315b419bf4ddde9d3ba04effc8c4331d8
[INFO] running `Command { std: "docker" "start" "-a" "0646e2559dd5982233fa55c429dfa29315b419bf4ddde9d3ba04effc8c4331d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0646e2559dd5982233fa55c429dfa29315b419bf4ddde9d3ba04effc8c4331d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0646e2559dd5982233fa55c429dfa29315b419bf4ddde9d3ba04effc8c4331d8", kill_on_drop: false }`
[INFO] [stdout] 0646e2559dd5982233fa55c429dfa29315b419bf4ddde9d3ba04effc8c4331d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd70ed093b72affd4dcb2c3f015c939e20b9f9d5a8363cdd12d8fdda41de22bf
[INFO] running `Command { std: "docker" "start" "-a" "cd70ed093b72affd4dcb2c3f015c939e20b9f9d5a8363cdd12d8fdda41de22bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling repl-block v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `insert_str`, `grapheme_indices`, and `max_x` are never used
[INFO] [stdout]    --> src/cmd.rs:298:12
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl Line {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 298 |     pub fn insert_str(&mut self, x_pos: u16, s: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn grapheme_indices(&self) -> impl Iterator<Item = (usize, &str)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 321 |     pub fn max_x(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.01s
[INFO] running `Command { std: "docker" "inspect" "cd70ed093b72affd4dcb2c3f015c939e20b9f9d5a8363cdd12d8fdda41de22bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd70ed093b72affd4dcb2c3f015c939e20b9f9d5a8363cdd12d8fdda41de22bf", kill_on_drop: false }`
[INFO] [stdout] cd70ed093b72affd4dcb2c3f015c939e20b9f9d5a8363cdd12d8fdda41de22bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 013a1985dfa9a8b360b11d511bccb6c101441e2bd9cbb1278e104abd7d69e653
[INFO] running `Command { std: "docker" "start" "-a" "013a1985dfa9a8b360b11d511bccb6c101441e2bd9cbb1278e104abd7d69e653", kill_on_drop: false }`
[INFO] [stdout] warning: methods `insert_str`, `grapheme_indices`, and `max_x` are never used
[INFO] [stdout]    --> src/cmd.rs:298:12
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl Line {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 298 |     pub fn insert_str(&mut self, x_pos: u16, s: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn grapheme_indices(&self) -> impl Iterator<Item = (usize, &str)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 321 |     pub fn max_x(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling repl-block v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `insert_str`, `grapheme_indices`, and `max_x` are never used
[INFO] [stdout]    --> src/cmd.rs:298:12
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl Line {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 298 |     pub fn insert_str(&mut self, x_pos: u16, s: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn grapheme_indices(&self) -> impl Iterator<Item = (usize, &str)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 321 |     pub fn max_x(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "013a1985dfa9a8b360b11d511bccb6c101441e2bd9cbb1278e104abd7d69e653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013a1985dfa9a8b360b11d511bccb6c101441e2bd9cbb1278e104abd7d69e653", kill_on_drop: false }`
[INFO] [stdout] 013a1985dfa9a8b360b11d511bccb6c101441e2bd9cbb1278e104abd7d69e653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cbdd8dc67fe58731bcfab1490d9d815356595889bff2108515d607bbe3282285
[INFO] running `Command { std: "docker" "start" "-a" "cbdd8dc67fe58731bcfab1490d9d815356595889bff2108515d607bbe3282285", kill_on_drop: false }`
[INFO] [stderr] warning: methods `insert_str`, `grapheme_indices`, and `max_x` are never used
[INFO] [stderr]    --> src/cmd.rs:298:12
[INFO] [stderr]     |
[INFO] [stderr] 257 | impl Line {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 298 |     pub fn insert_str(&mut self, x_pos: u16, s: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 317 |     pub fn grapheme_indices(&self) -> impl Iterator<Item = (usize, &str)> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 321 |     pub fn max_x(&self) -> u16 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `repl-block` (lib) generated 1 warning
[INFO] [stderr] warning: `repl-block` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/repl_block-89d4376ade2420d3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test cmd::test::compression_reversibility ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests repl_block
[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" "cbdd8dc67fe58731bcfab1490d9d815356595889bff2108515d607bbe3282285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbdd8dc67fe58731bcfab1490d9d815356595889bff2108515d607bbe3282285", kill_on_drop: false }`
[INFO] [stdout] cbdd8dc67fe58731bcfab1490d9d815356595889bff2108515d607bbe3282285
