[INFO] cloning repository https://github.com/pixix4/advent-of-code-2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pixix4/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixix4%2Fadvent-of-code-2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixix4%2Fadvent-of-code-2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f9876123f9fafed3ca431527fb3e21b94edd58e1 [INFO] testing pixix4/advent-of-code-2019 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixix4%2Fadvent-of-code-2019" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pixix4/advent-of-code-2019 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pixix4/advent-of-code-2019 [INFO] finished tweaking git repo https://github.com/pixix4/advent-of-code-2019 [INFO] tweaked toml for git repo https://github.com/pixix4/advent-of-code-2019 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/pixix4/advent-of-code-2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d467c6072ed27d98798487720efc9435a7b866972f7eee376c67d686e2860bac [INFO] running `Command { std: "docker" "start" "-a" "d467c6072ed27d98798487720efc9435a7b866972f7eee376c67d686e2860bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d467c6072ed27d98798487720efc9435a7b866972f7eee376c67d686e2860bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d467c6072ed27d98798487720efc9435a7b866972f7eee376c67d686e2860bac", kill_on_drop: false }` [INFO] [stdout] d467c6072ed27d98798487720efc9435a7b866972f7eee376c67d686e2860bac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13893656489be0cfba669653d38ec91e7769fcd19666a1c88e61c6df5cb6bf1a [INFO] running `Command { std: "docker" "start" "-a" "13893656489be0cfba669653d38ec91e7769fcd19666a1c88e61c6df5cb6bf1a", kill_on_drop: false }` [INFO] [stderr] Compiling day-09 v0.1.0 (/opt/rustwide/workdir/day-09) [INFO] [stderr] Compiling day-05 v0.1.0 (/opt/rustwide/workdir/day-05) [INFO] [stderr] Compiling day-04 v0.1.0 (/opt/rustwide/workdir/day-04) [INFO] [stderr] Compiling day-01 v0.1.0 (/opt/rustwide/workdir/day-01) [INFO] [stderr] Compiling day-11 v0.1.0 (/opt/rustwide/workdir/day-11) [INFO] [stderr] Compiling day-03 v0.1.0 (/opt/rustwide/workdir/day-03) [INFO] [stderr] Compiling day-10 v0.1.0 (/opt/rustwide/workdir/day-10) [INFO] [stderr] Compiling day-02 v0.1.0 (/opt/rustwide/workdir/day-02) [INFO] [stderr] Compiling day-08 v0.1.0 (/opt/rustwide/workdir/day-08) [INFO] [stderr] Compiling day-07 v0.1.0 (/opt/rustwide/workdir/day-07) [INFO] [stderr] Compiling day-06 v0.1.0 (/opt/rustwide/workdir/day-06) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-09/src/intmachine/utils.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-11/src/intmachine/utils.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-05/src/machine.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-07/src/intmachine/utils.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.87s [INFO] running `Command { std: "docker" "inspect" "13893656489be0cfba669653d38ec91e7769fcd19666a1c88e61c6df5cb6bf1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13893656489be0cfba669653d38ec91e7769fcd19666a1c88e61c6df5cb6bf1a", kill_on_drop: false }` [INFO] [stdout] 13893656489be0cfba669653d38ec91e7769fcd19666a1c88e61c6df5cb6bf1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 414a9a7218ac54fa226877b51986f148c6ef3bc424b6fe2bfb6302bbe3d5f792 [INFO] running `Command { std: "docker" "start" "-a" "414a9a7218ac54fa226877b51986f148c6ef3bc424b6fe2bfb6302bbe3d5f792", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling day-11 v0.1.0 (/opt/rustwide/workdir/day-11) [INFO] [stderr] Compiling day-10 v0.1.0 (/opt/rustwide/workdir/day-10) [INFO] [stderr] Compiling day-09 v0.1.0 (/opt/rustwide/workdir/day-09) [INFO] [stderr] Compiling day-08 v0.1.0 (/opt/rustwide/workdir/day-08) [INFO] [stderr] Compiling day-05 v0.1.0 (/opt/rustwide/workdir/day-05) [INFO] [stderr] Compiling day-03 v0.1.0 (/opt/rustwide/workdir/day-03) [INFO] [stderr] Compiling day-06 v0.1.0 (/opt/rustwide/workdir/day-06) [INFO] [stderr] Compiling day-04 v0.1.0 (/opt/rustwide/workdir/day-04) [INFO] [stderr] Compiling day-02 v0.1.0 (/opt/rustwide/workdir/day-02) [INFO] [stderr] Compiling day-07 v0.1.0 (/opt/rustwide/workdir/day-07) [INFO] [stderr] Compiling day-01 v0.1.0 (/opt/rustwide/workdir/day-01) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-09/src/intmachine/utils.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-11/src/intmachine/utils.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-07/src/intmachine/utils.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> day-05/src/machine.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | (self.code / position % 10) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.62s [INFO] running `Command { std: "docker" "inspect" "414a9a7218ac54fa226877b51986f148c6ef3bc424b6fe2bfb6302bbe3d5f792", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "414a9a7218ac54fa226877b51986f148c6ef3bc424b6fe2bfb6302bbe3d5f792", kill_on_drop: false }` [INFO] [stdout] 414a9a7218ac54fa226877b51986f148c6ef3bc424b6fe2bfb6302bbe3d5f792 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a22e2f532dc9dd759a426be8707f4ff70378956464e16bb023bd2e960ea4c9e0 [INFO] running `Command { std: "docker" "start" "-a" "a22e2f532dc9dd759a426be8707f4ff70378956464e16bb023bd2e960ea4c9e0", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> day-11/src/intmachine/utils.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | (self.code / position % 10) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> day-05/src/machine.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | (self.code / position % 10) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> day-09/src/intmachine/utils.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | (self.code / position % 10) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> day-07/src/intmachine/utils.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | (self.code / position % 10) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day_01-4410c1c1802b0a3d) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day_02-144dff8e0bee7c6e) [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 unittests (/opt/rustwide/target/debug/deps/day_03-4430f3acf2b2a3c6) [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 unittests (/opt/rustwide/target/debug/deps/day_04-30309f10291ee494) [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 unittests (/opt/rustwide/target/debug/deps/day_05-508a6deb01e8bc62) [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 unittests (/opt/rustwide/target/debug/deps/day_06-32e0f59e77377d85) [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 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 unittests (/opt/rustwide/target/debug/deps/day_07-e496a30c0c4cda44) [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 unittests (/opt/rustwide/target/debug/deps/day_08-46441e0ce15f9245) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day_09-e6ce0d234c161af1) [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 unittests (/opt/rustwide/target/debug/deps/day_10-bc283e1b6a333127) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day_11-dee75e9ecc99a664) [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 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 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" "a22e2f532dc9dd759a426be8707f4ff70378956464e16bb023bd2e960ea4c9e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a22e2f532dc9dd759a426be8707f4ff70378956464e16bb023bd2e960ea4c9e0", kill_on_drop: false }` [INFO] [stdout] a22e2f532dc9dd759a426be8707f4ff70378956464e16bb023bd2e960ea4c9e0