[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] checking CTF-hacmao/fuzz-with-emu against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCTF-hacmao%2Ffuzz-with-emu" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CTF-hacmao/fuzz-with-emu on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-103/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a43944843882f45cd91bf2c334f9286a5b7b6a9099b79634f2e7ee28adc5ce07
[INFO] running `Command { std: "docker" "start" "-a" "a43944843882f45cd91bf2c334f9286a5b7b6a9099b79634f2e7ee28adc5ce07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a43944843882f45cd91bf2c334f9286a5b7b6a9099b79634f2e7ee28adc5ce07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a43944843882f45cd91bf2c334f9286a5b7b6a9099b79634f2e7ee28adc5ce07", kill_on_drop: false }`
[INFO] [stdout] a43944843882f45cd91bf2c334f9286a5b7b6a9099b79634f2e7ee28adc5ce07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a221a67d13f6ecc05e2c5c69c7e3bffc5e2e145d3a1aa423b65fed235a9eb8e
[INFO] running `Command { std: "docker" "start" "-a" "8a221a67d13f6ecc05e2c5c69c7e3bffc5e2e145d3a1aa423b65fed235a9eb8e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fuzz_with_emus v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (4 fixes)
[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]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[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]     = help: use `//` for a plain comment
[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_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: 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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.55s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fuzz_with_emus v0.1.0 (/tmp/fixit)
[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]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[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]     = help: use `//` for a plain comment
[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: 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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "8a221a67d13f6ecc05e2c5c69c7e3bffc5e2e145d3a1aa423b65fed235a9eb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a221a67d13f6ecc05e2c5c69c7e3bffc5e2e145d3a1aa423b65fed235a9eb8e", kill_on_drop: false }`
[INFO] [stdout] 8a221a67d13f6ecc05e2c5c69c7e3bffc5e2e145d3a1aa423b65fed235a9eb8e