[INFO] fetching crate char_occurence 0.2.1...
[INFO] testing char_occurence-0.2.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate char_occurence 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate char_occurence 0.2.1
[INFO] finished tweaking crates.io crate char_occurence 0.2.1
[INFO] tweaked toml for crates.io crate char_occurence 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate char_occurence 0.2.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate char_occurence 0.2.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v1.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 449f6a73a5f55bbf7b975c35fc80ab0e39b79719e57c8d1eb29f29dce2ab5f42
[INFO] running `Command { std: "docker" "start" "-a" "449f6a73a5f55bbf7b975c35fc80ab0e39b79719e57c8d1eb29f29dce2ab5f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "449f6a73a5f55bbf7b975c35fc80ab0e39b79719e57c8d1eb29f29dce2ab5f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449f6a73a5f55bbf7b975c35fc80ab0e39b79719e57c8d1eb29f29dce2ab5f42", kill_on_drop: false }`
[INFO] [stdout] 449f6a73a5f55bbf7b975c35fc80ab0e39b79719e57c8d1eb29f29dce2ab5f42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 318b84f5f016fe57d05c5fc2b8211d925d2dde8c67b6f72b7934179a1c850fa0
[INFO] running `Command { std: "docker" "start" "-a" "318b84f5f016fe57d05c5fc2b8211d925d2dde8c67b6f72b7934179a1c850fa0", kill_on_drop: false }`
[INFO] [stderr]    Compiling indoc v1.0.7
[INFO] [stderr]    Compiling char_occurence v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "318b84f5f016fe57d05c5fc2b8211d925d2dde8c67b6f72b7934179a1c850fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318b84f5f016fe57d05c5fc2b8211d925d2dde8c67b6f72b7934179a1c850fa0", kill_on_drop: false }`
[INFO] [stdout] 318b84f5f016fe57d05c5fc2b8211d925d2dde8c67b6f72b7934179a1c850fa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2f0a5c25b926bdf643445d9f65bf9a805758f28007d8dea27e3f05ff7e48c36
[INFO] running `Command { std: "docker" "start" "-a" "f2f0a5c25b926bdf643445d9f65bf9a805758f28007d8dea27e3f05ff7e48c36", kill_on_drop: false }`
[INFO] [stderr]    Compiling char_occurence v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "f2f0a5c25b926bdf643445d9f65bf9a805758f28007d8dea27e3f05ff7e48c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f0a5c25b926bdf643445d9f65bf9a805758f28007d8dea27e3f05ff7e48c36", kill_on_drop: false }`
[INFO] [stdout] f2f0a5c25b926bdf643445d9f65bf9a805758f28007d8dea27e3f05ff7e48c36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5127f444630955525ba78b07f38971a8e07b85029a9680351673a1817b189ff3
[INFO] running `Command { std: "docker" "start" "-a" "5127f444630955525ba78b07f38971a8e07b85029a9680351673a1817b189ff3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/char_occurence-09ccce84dc6b7dde)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test superscript::tests::u32_max ... ok
[INFO] [stdout] test tests::empty_occurences ... ok
[INFO] [stdout] test tests::occurences ... ok
[INFO] [stdout] test tests::unique_occurences_ascii ... ok
[INFO] [stdout] test tests::occurences_chinese ... ok
[INFO] [stdout] test tests::unique_occurences_chinese ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5127f444630955525ba78b07f38971a8e07b85029a9680351673a1817b189ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5127f444630955525ba78b07f38971a8e07b85029a9680351673a1817b189ff3", kill_on_drop: false }`
[INFO] [stdout] 5127f444630955525ba78b07f38971a8e07b85029a9680351673a1817b189ff3