[INFO] cloning repository https://github.com/BiscuitBobby/ruskos-problem-repo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BiscuitBobby/ruskos-problem-repo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBiscuitBobby%2Fruskos-problem-repo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBiscuitBobby%2Fruskos-problem-repo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 727dd75845f2950b0dd53c7acf78e9f7c22b1f34
[INFO] checking BiscuitBobby/ruskos-problem-repo against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBiscuitBobby%2Fruskos-problem-repo" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/BiscuitBobby/ruskos-problem-repo
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/BiscuitBobby/ruskos-problem-repo
[INFO] tweaked toml for git repo https://github.com/BiscuitBobby/ruskos-problem-repo written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BiscuitBobby/ruskos-problem-repo on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BiscuitBobby/ruskos-problem-repo 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d05b9f664f803bc6923ddba7fbd784d980721249ef29f27dc50241d62e70bfcd
[INFO] running `Command { std: "docker" "start" "-a" "d05b9f664f803bc6923ddba7fbd784d980721249ef29f27dc50241d62e70bfcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d05b9f664f803bc6923ddba7fbd784d980721249ef29f27dc50241d62e70bfcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d05b9f664f803bc6923ddba7fbd784d980721249ef29f27dc50241d62e70bfcd", kill_on_drop: false }`
[INFO] [stdout] d05b9f664f803bc6923ddba7fbd784d980721249ef29f27dc50241d62e70bfcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e0ac7e23c43d812b6183ffc78c96ff168b25882ca07395e6c39e683817d01fb
[INFO] running `Command { std: "docker" "start" "-a" "0e0ac7e23c43d812b6183ffc78c96ff168b25882ca07395e6c39e683817d01fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling bootloader v0.9.29
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]     Checking x86_64 v0.14.13
[INFO] [stderr]     Checking uart_16550 v0.2.19
[INFO] [stderr]     Checking pic8259 v0.10.4
[INFO] [stderr]     Checking rusk_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected type, found keyword `static`
[INFO] [stdout]   --> src/vga_buffer.rs:78:14
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct Writer {
[INFO] [stdout]    |            ------ while parsing this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     buffer: &static mut Buffer,
[INFO] [stdout]    |              ^^^^^^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `:`
[INFO] [stdout]    --> src/interrupts.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!({:?}, c);
[INFO] [stdout]     |                     ^ expected expression
[INFO] [stdout]     |
[INFO] [stdout] help: maybe write a path separator here
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!({::?}, c);
[INFO] [stdout]     |                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]    --> src/interrupts.rs:128:20
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!({:?}, c);
[INFO] [stdout]     |                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!("{} {}", {:?}, c);
[INFO] [stdout]     |                    ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found keyword `static`
[INFO] [stdout]   --> src/vga_buffer.rs:78:14
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct Writer {
[INFO] [stdout]    |            ------ while parsing this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     buffer: &static mut Buffer,
[INFO] [stdout]    |              ^^^^^^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `:`
[INFO] [stdout]    --> src/interrupts.rs:128:21
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!({:?}, c);
[INFO] [stdout]     |                     ^ expected expression
[INFO] [stdout]     |
[INFO] [stdout] help: maybe write a path separator here
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!({::?}, c);
[INFO] [stdout]     |                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]    --> src/interrupts.rs:128:20
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!({:?}, c);
[INFO] [stdout]     |                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]     |
[INFO] [stdout] 128 |             print!("{} {}", {:?}, c);
[INFO] [stdout]     |                    ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/interrupts.rs:172:33
[INFO] [stdout]     |
[INFO] [stdout] 172 | ...                   for i in 0..20{
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusk_os` (lib test) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/interrupts.rs:172:33
[INFO] [stdout]     |
[INFO] [stdout] 172 | ...                   for i in 0..20{
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusk_os` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0e0ac7e23c43d812b6183ffc78c96ff168b25882ca07395e6c39e683817d01fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e0ac7e23c43d812b6183ffc78c96ff168b25882ca07395e6c39e683817d01fb", kill_on_drop: false }`
[INFO] [stdout] 0e0ac7e23c43d812b6183ffc78c96ff168b25882ca07395e6c39e683817d01fb
