[INFO] fetching crate substring-replace 0.2.2...
[INFO] testing substring-replace-0.2.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate substring-replace 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate substring-replace 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate substring-replace 0.2.2
[INFO] tweaked toml for crates.io crate substring-replace 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate substring-replace 0.2.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a44e122f42ff033dd5328875b96cbc20ca9e0846650b72750d6b644290b7021
[INFO] running `Command { std: "docker" "start" "-a" "2a44e122f42ff033dd5328875b96cbc20ca9e0846650b72750d6b644290b7021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a44e122f42ff033dd5328875b96cbc20ca9e0846650b72750d6b644290b7021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a44e122f42ff033dd5328875b96cbc20ca9e0846650b72750d6b644290b7021", kill_on_drop: false }`
[INFO] [stdout] 2a44e122f42ff033dd5328875b96cbc20ca9e0846650b72750d6b644290b7021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b520d2a578a5a492ffd38a42272e2f54822da5ffa0086715da25a58002be89b
[INFO] running `Command { std: "docker" "start" "-a" "5b520d2a578a5a492ffd38a42272e2f54822da5ffa0086715da25a58002be89b", kill_on_drop: false }`
[INFO] [stderr]    Compiling to-offset v0.1.0
[INFO] [stderr]    Compiling substring-replace v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "5b520d2a578a5a492ffd38a42272e2f54822da5ffa0086715da25a58002be89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b520d2a578a5a492ffd38a42272e2f54822da5ffa0086715da25a58002be89b", kill_on_drop: false }`
[INFO] [stdout] 5b520d2a578a5a492ffd38a42272e2f54822da5ffa0086715da25a58002be89b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9339a5febdfa99e8cc91725afd73cf687932b9d556b6f8f9474439b25b800a53
[INFO] running `Command { std: "docker" "start" "-a" "9339a5febdfa99e8cc91725afd73cf687932b9d556b6f8f9474439b25b800a53", kill_on_drop: false }`
[INFO] [stderr]    Compiling substring-replace v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "9339a5febdfa99e8cc91725afd73cf687932b9d556b6f8f9474439b25b800a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9339a5febdfa99e8cc91725afd73cf687932b9d556b6f8f9474439b25b800a53", kill_on_drop: false }`
[INFO] [stdout] 9339a5febdfa99e8cc91725afd73cf687932b9d556b6f8f9474439b25b800a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ede576c124329d164d5fabbf4ea6fdd957298d8d7148139727e35ccaeffebd7f
[INFO] running `Command { std: "docker" "start" "-a" "ede576c124329d164d5fabbf4ea6fdd957298d8d7148139727e35ccaeffebd7f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/substring_replace-b0c87fc9bc3031c4)
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-a0be5d05b0815927)
[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] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_character_find_index ... ok
[INFO] [stdout] test test_extract_substring_offset ... ok
[INFO] [stdout] test test_extract_substring_overflow ... ok
[INFO] [stdout] test test_inject_substring ... ok
[INFO] [stdout] test test_replace_substring_multibyte ... ok
[INFO] [stdout] test test_extract_substring ... ok
[INFO] [stdout] test test_substring_insert_adjacent ... ok
[INFO] [stdout] test test_substring_replace_start_end ... ok
[INFO] [stdout] test test_substring_remove ... ok
[INFO] [stdout] test test_character_length ... ok
[INFO] [stdout] test test_substring_start_end ... ok
[INFO] [stdout] test test_replace_substring ... ok
[INFO] [stdout] test test_negative_offset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests substring_replace
[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" "ede576c124329d164d5fabbf4ea6fdd957298d8d7148139727e35ccaeffebd7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede576c124329d164d5fabbf4ea6fdd957298d8d7148139727e35ccaeffebd7f", kill_on_drop: false }`
[INFO] [stdout] ede576c124329d164d5fabbf4ea6fdd957298d8d7148139727e35ccaeffebd7f