[INFO] fetching crate ariprog 0.1.4...
[INFO] testing ariprog-0.1.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate ariprog 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ariprog 0.1.4
[INFO] finished tweaking crates.io crate ariprog 0.1.4
[INFO] tweaked toml for crates.io crate ariprog 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ariprog 0.1.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8a3e8259fc58e3ff3d0d194ca6ff638d763f16d7c2cdff1fe7baf805f294574e
[INFO] running `Command { std: "docker" "start" "-a" "8a3e8259fc58e3ff3d0d194ca6ff638d763f16d7c2cdff1fe7baf805f294574e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a3e8259fc58e3ff3d0d194ca6ff638d763f16d7c2cdff1fe7baf805f294574e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3e8259fc58e3ff3d0d194ca6ff638d763f16d7c2cdff1fe7baf805f294574e", kill_on_drop: false }`
[INFO] [stdout] 8a3e8259fc58e3ff3d0d194ca6ff638d763f16d7c2cdff1fe7baf805f294574e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1eaa600f338eb53c3b70cc698dbc4e5ecc3f4ab6096375b7d791f2706d566cd6
[INFO] running `Command { std: "docker" "start" "-a" "1eaa600f338eb53c3b70cc698dbc4e5ecc3f4ab6096375b7d791f2706d566cd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ariprog v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "1eaa600f338eb53c3b70cc698dbc4e5ecc3f4ab6096375b7d791f2706d566cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eaa600f338eb53c3b70cc698dbc4e5ecc3f4ab6096375b7d791f2706d566cd6", kill_on_drop: false }`
[INFO] [stdout] 1eaa600f338eb53c3b70cc698dbc4e5ecc3f4ab6096375b7d791f2706d566cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e598799f0a2bb0f17fcccd0dee9cb97de301909ea9b7037a65ae22ed6be47f3b
[INFO] running `Command { std: "docker" "start" "-a" "e598799f0a2bb0f17fcccd0dee9cb97de301909ea9b7037a65ae22ed6be47f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ariprog v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "e598799f0a2bb0f17fcccd0dee9cb97de301909ea9b7037a65ae22ed6be47f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e598799f0a2bb0f17fcccd0dee9cb97de301909ea9b7037a65ae22ed6be47f3b", kill_on_drop: false }`
[INFO] [stdout] e598799f0a2bb0f17fcccd0dee9cb97de301909ea9b7037a65ae22ed6be47f3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3aa7cea7ff36cb2cb33c6007a25b2958cc3c2c930d1f3c84b8347db0ae26d94f
[INFO] running `Command { std: "docker" "start" "-a" "3aa7cea7ff36cb2cb33c6007a25b2958cc3c2c930d1f3c84b8347db0ae26d94f", 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/ariprog-396eaa909b2996c5)
[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]      Running tests/unit_test.rs (/opt/rustwide/target/debug/deps/unit_test-a8a481d39dea0372)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test it_gets_common_difference ... ok
[INFO] [stdout] test it_gets_common_difference_and_first_term ... ok
[INFO] [stdout] test it_gets_first_term ... ok
[INFO] [stdout] test it_gets_the_number_of_terms ... ok
[INFO] [stdout] test it_inserts_arithmetic_means ... ok
[INFO] [stdout] test it_gets_nth_term ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ariprog
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - insert_arithmetic_means (line 70) ... ok
[INFO] [stdout] test src/lib.rs - common_difference (line 10) ... ok
[INFO] [stdout] test src/lib.rs - first_term (line 49) ... ok
[INFO] [stdout] test src/lib.rs - common_difference_and_first_term (line 125) ... ok
[INFO] [stdout] test src/lib.rs - nth_term (line 29) ... ok
[INFO] [stdout] test src/lib.rs - how_many_terms (line 101) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3aa7cea7ff36cb2cb33c6007a25b2958cc3c2c930d1f3c84b8347db0ae26d94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa7cea7ff36cb2cb33c6007a25b2958cc3c2c930d1f3c84b8347db0ae26d94f", kill_on_drop: false }`
[INFO] [stdout] 3aa7cea7ff36cb2cb33c6007a25b2958cc3c2c930d1f3c84b8347db0ae26d94f