[INFO] cloning repository https://github.com/ft-mugurel/KFS_WITH_AGENT
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ft-mugurel/KFS_WITH_AGENT" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fft-mugurel%2FKFS_WITH_AGENT", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fft-mugurel%2FKFS_WITH_AGENT'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ffcebba82f80b8e820bb32c7e7bda9e4724dee1
[INFO] checking ft-mugurel/KFS_WITH_AGENT against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fft-mugurel%2FKFS_WITH_AGENT" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/ft-mugurel/KFS_WITH_AGENT
[INFO] finished tweaking git repo https://github.com/ft-mugurel/KFS_WITH_AGENT
[INFO] tweaked toml for git repo https://github.com/ft-mugurel/KFS_WITH_AGENT written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ft-mugurel/KFS_WITH_AGENT on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ft-mugurel/KFS_WITH_AGENT 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `kernel` which is deprecated
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c39a1bdd138010191d9c1cdaa758dab28a1a75964bb1c4fd2e8daca8bdb3b73a
[INFO] running `Command { std: "docker" "start" "-a" "c39a1bdd138010191d9c1cdaa758dab28a1a75964bb1c4fd2e8daca8bdb3b73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c39a1bdd138010191d9c1cdaa758dab28a1a75964bb1c4fd2e8daca8bdb3b73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39a1bdd138010191d9c1cdaa758dab28a1a75964bb1c4fd2e8daca8bdb3b73a", kill_on_drop: false }`
[INFO] [stdout] c39a1bdd138010191d9c1cdaa758dab28a1a75964bb1c4fd2e8daca8bdb3b73a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa59feebfddb92d2668a9e5f249069c38970ab41ad63f93c454bc613990f0eaf
[INFO] running `Command { std: "docker" "start" "-a" "fa59feebfddb92d2668a9e5f249069c38970ab41ad63f93c454bc613990f0eaf", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `kernel` which is deprecated
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking kernel v0.1.0 (/opt/rustwide/workdir)
[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] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/interrupts/utils.rs:9:18
[INFO] [stdout]    |
[INFO] [stdout]  9 |             "pop {0}",       // Pop EFLAGS into `flag`
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 10 |             out(reg) flag
[INFO] [stdout]    |                      ---- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout]    = note: `#[warn(asm_sub_register)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]    --> src/interrupts/exceptions/init.rs:145:31
[INFO] [stdout]     |
[INFO] [stdout] 145 |         core::arch::asm!("mov {0}, cr2", out(reg) fault_addr,
[INFO] [stdout]     |                               ^^^                 ---------- for this argument
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]     = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/kernel.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 37 | |     loop {}
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3857be5045fe74bd0f296f6f4c23db10f8857f73/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1ee7395f7ada8841.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`kernel`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kernel` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/paging/enable.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |         asm!("mov {0}, cr0", out(reg) cr0, options(nomem, nostack, preserves_flags));
[INFO] [stdout]    |                   ^^^                 --- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/paging/enable.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |         "mov cr3, {0}",
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 34 |         in(reg) pd_physical_addr,
[INFO] [stdout]    |                 ---------------- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/paging/enable.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |         asm!("mov {0}, cr3", out(reg) cr3, options(nomem, nostack, preserves_flags));
[INFO] [stdout]    |                   ^^^                 --- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/paging/enable.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |     asm!("mov {0}, cr0", out(reg) cr0, options(nomem, nostack, preserves_flags));
[INFO] [stdout]    |               ^^^                 --- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/paging/enable.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 |     asm!("mov cr0, {0}", in(reg) new_cr0, options(nomem, nostack, preserves_flags));
[INFO] [stdout]    |                    ^^^           ------- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/paging/enable.rs:78:15
[INFO] [stdout]    |
[INFO] [stdout] 78 |     asm!("mov {0}, cr0", out(reg) cr0, options(nomem, nostack, preserves_flags));
[INFO] [stdout]    |               ^^^                 --- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/paging/enable.rs:82:20
[INFO] [stdout]    |
[INFO] [stdout] 82 |     asm!("mov cr0, {0}", in(reg) new_cr0, options(nomem, nostack, preserves_flags));
[INFO] [stdout]    |                    ^^^           ------- for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]    --> src/paging/enable.rs:104:18
[INFO] [stdout]     |
[INFO] [stdout] 104 |         "invlpg [{0}]",
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 105 |         in(reg) virt_addr,
[INFO] [stdout]     |                 --------- for this argument
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]     = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kernel` (lib) due to 1 previous error; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fa59feebfddb92d2668a9e5f249069c38970ab41ad63f93c454bc613990f0eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa59feebfddb92d2668a9e5f249069c38970ab41ad63f93c454bc613990f0eaf", kill_on_drop: false }`
[INFO] [stdout] fa59feebfddb92d2668a9e5f249069c38970ab41ad63f93c454bc613990f0eaf
