[INFO] cloning repository https://github.com/CTF-hacmao/fuzz-with-emu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CTF-hacmao/fuzz-with-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCTF-hacmao%2Ffuzz-with-emu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCTF-hacmao%2Ffuzz-with-emu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 274c385f5830a8842872af953d3ab07017f91b3b [INFO] testing CTF-hacmao/fuzz-with-emu against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCTF-hacmao%2Ffuzz-with-emu" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CTF-hacmao/fuzz-with-emu on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CTF-hacmao/fuzz-with-emu [INFO] finished tweaking git repo https://github.com/CTF-hacmao/fuzz-with-emu [INFO] tweaked toml for git repo https://github.com/CTF-hacmao/fuzz-with-emu written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/CTF-hacmao/fuzz-with-emu already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 44771c0ab8b0354b0ef92e853df5ba7e9bf68cc3e69d96e0d8e7f55fd39e9ff5 [INFO] running `Command { std: "docker" "start" "-a" "44771c0ab8b0354b0ef92e853df5ba7e9bf68cc3e69d96e0d8e7f55fd39e9ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44771c0ab8b0354b0ef92e853df5ba7e9bf68cc3e69d96e0d8e7f55fd39e9ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44771c0ab8b0354b0ef92e853df5ba7e9bf68cc3e69d96e0d8e7f55fd39e9ff5", kill_on_drop: false }` [INFO] [stdout] 44771c0ab8b0354b0ef92e853df5ba7e9bf68cc3e69d96e0d8e7f55fd39e9ff5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3049749ce2eeb5f79c57a6a7423d51ab041637d25bc17cd13950d24b925fb769 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3049749ce2eeb5f79c57a6a7423d51ab041637d25bc17cd13950d24b925fb769", kill_on_drop: false }` [INFO] [stderr] Compiling fuzz_with_emus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | / /// Put dirty block in dirty-list if not [INFO] [stdout] 124 | | /// Change dirty-bitmap if not dirty [INFO] [stdout] | |_____________________________________________^ [INFO] [stdout] 125 | let block_start = addr.0 / DIRTY_BLOCK_SIZE; [INFO] [stdout] | -------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `base` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let base = emu.memory.allocate(4).unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/main.rs:184:13 [INFO] [stdout] | [INFO] [stdout] 184 | let mut bytes = [0u8; 4]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ii` [INFO] [stdout] --> src/main.rs:187:13 [INFO] [stdout] | [INFO] [stdout] 187 | for ii in 0..100_000_000 { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ii` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:184:9 [INFO] [stdout] | [INFO] [stdout] 184 | let mut bytes = [0u8; 4]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PERM_READ` [INFO] [stdout] --> src/main.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | const PERM_READ: u8 = 1 << 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PERM_EXEC` [INFO] [stdout] --> src/main.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | const PERM_EXEC: u8 = 1 << 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_from` [INFO] [stdout] --> src/main.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn write_from(&mut self, addr: VirtAddr, buf : &[u8]) -> Option<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_into` [INFO] [stdout] --> src/main.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn read_into(&mut self, addr: VirtAddr, buf: &mut [u8], size: usize) -> Option<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.11s [INFO] running `Command { std: "docker" "inspect" "3049749ce2eeb5f79c57a6a7423d51ab041637d25bc17cd13950d24b925fb769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3049749ce2eeb5f79c57a6a7423d51ab041637d25bc17cd13950d24b925fb769", kill_on_drop: false }` [INFO] [stdout] 3049749ce2eeb5f79c57a6a7423d51ab041637d25bc17cd13950d24b925fb769 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d26a3c6dc847b57ff91fb2c5f104df300f3cfba1599dcddf727cc6286e42c27 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8d26a3c6dc847b57ff91fb2c5f104df300f3cfba1599dcddf727cc6286e42c27", kill_on_drop: false }` [INFO] [stderr] Compiling fuzz_with_emus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | / /// Put dirty block in dirty-list if not [INFO] [stdout] 124 | | /// Change dirty-bitmap if not dirty [INFO] [stdout] | |_____________________________________________^ [INFO] [stdout] 125 | let block_start = addr.0 / DIRTY_BLOCK_SIZE; [INFO] [stdout] | -------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `base` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let base = emu.memory.allocate(4).unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/main.rs:184:13 [INFO] [stdout] | [INFO] [stdout] 184 | let mut bytes = [0u8; 4]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ii` [INFO] [stdout] --> src/main.rs:187:13 [INFO] [stdout] | [INFO] [stdout] 187 | for ii in 0..100_000_000 { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ii` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:184:9 [INFO] [stdout] | [INFO] [stdout] 184 | let mut bytes = [0u8; 4]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PERM_READ` [INFO] [stdout] --> src/main.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | const PERM_READ: u8 = 1 << 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PERM_EXEC` [INFO] [stdout] --> src/main.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | const PERM_EXEC: u8 = 1 << 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_from` [INFO] [stdout] --> src/main.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn write_from(&mut self, addr: VirtAddr, buf : &[u8]) -> Option<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_into` [INFO] [stdout] --> src/main.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn read_into(&mut self, addr: VirtAddr, buf: &mut [u8], size: usize) -> Option<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "8d26a3c6dc847b57ff91fb2c5f104df300f3cfba1599dcddf727cc6286e42c27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d26a3c6dc847b57ff91fb2c5f104df300f3cfba1599dcddf727cc6286e42c27", kill_on_drop: false }` [INFO] [stdout] 8d26a3c6dc847b57ff91fb2c5f104df300f3cfba1599dcddf727cc6286e42c27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 623a76b06a9692ed181af621a6111098fbee20feea947fce5bee7a6bab815673 [INFO] running `Command { std: "docker" "start" "-a" "623a76b06a9692ed181af621a6111098fbee20feea947fce5bee7a6bab815673", kill_on_drop: false }` [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:123:9 [INFO] [stderr] | [INFO] [stderr] 123 | / /// Put dirty block in dirty-list if not [INFO] [stderr] 124 | | /// Change dirty-bitmap if not dirty [INFO] [stderr] | |_____________________________________________^ [INFO] [stderr] 125 | let block_start = addr.0 / DIRTY_BLOCK_SIZE; [INFO] [stderr] | -------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `base` [INFO] [stderr] --> src/main.rs:183:9 [INFO] [stderr] | [INFO] [stderr] 183 | let base = emu.memory.allocate(4).unwrap(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/main.rs:184:13 [INFO] [stderr] | [INFO] [stderr] 184 | let mut bytes = [0u8; 4]; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ii` [INFO] [stderr] --> src/main.rs:187:13 [INFO] [stderr] | [INFO] [stderr] 187 | for ii in 0..100_000_000 { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ii` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:184:9 [INFO] [stderr] | [INFO] [stderr] 184 | let mut bytes = [0u8; 4]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PERM_READ` [INFO] [stderr] --> src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | const PERM_READ: u8 = 1 << 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PERM_EXEC` [INFO] [stderr] --> src/main.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const PERM_EXEC: u8 = 1 << 3; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `write_from` [INFO] [stderr] --> src/main.rs:102:12 [INFO] [stderr] | [INFO] [stderr] 102 | pub fn write_from(&mut self, addr: VirtAddr, buf : &[u8]) -> Option<()> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `read_into` [INFO] [stderr] --> src/main.rs:145:12 [INFO] [stderr] | [INFO] [stderr] 145 | pub fn read_into(&mut self, addr: VirtAddr, buf: &mut [u8], size: usize) -> Option<()> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fuzz_with_emus-41da9474dcf47679) [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" "623a76b06a9692ed181af621a6111098fbee20feea947fce5bee7a6bab815673", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "623a76b06a9692ed181af621a6111098fbee20feea947fce5bee7a6bab815673", kill_on_drop: false }` [INFO] [stdout] 623a76b06a9692ed181af621a6111098fbee20feea947fce5bee7a6bab815673