[INFO] cloning repository https://github.com/MinkowskiMetric/rvkern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MinkowskiMetric/rvkern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinkowskiMetric%2Frvkern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinkowskiMetric%2Frvkern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75208a52ad812a54de0be26fad8d17d8b085975c
[INFO] checking MinkowskiMetric/rvkern against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinkowskiMetric%2Frvkern" "/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/MinkowskiMetric/rvkern on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/MinkowskiMetric/rvkern
[INFO] finished tweaking git repo https://github.com/MinkowskiMetric/rvkern
[INFO] tweaked toml for git repo https://github.com/MinkowskiMetric/rvkern written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/MinkowskiMetric/rvkern already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66c457d48ab825280689803e9be27a30651a40ed5ae04f7bf925a56776ccc27a
[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" "66c457d48ab825280689803e9be27a30651a40ed5ae04f7bf925a56776ccc27a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66c457d48ab825280689803e9be27a30651a40ed5ae04f7bf925a56776ccc27a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c457d48ab825280689803e9be27a30651a40ed5ae04f7bf925a56776ccc27a", kill_on_drop: false }`
[INFO] [stdout] 66c457d48ab825280689803e9be27a30651a40ed5ae04f7bf925a56776ccc27a
[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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe4a0bcabe983eaca301d00683b30d9ad7f210c70a57a094783a1c3f5fda9288
[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" "fe4a0bcabe983eaca301d00683b30d9ad7f210c70a57a094783a1c3f5fda9288", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling rvkern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv v0.6.0
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Mode` in `satp`
[INFO] [stdout]    --> src/kernel_vm/mod.rs:293:21
[INFO] [stdout]     |
[INFO] [stdout] 293 |     satp::set(satp::Mode::Sv32, 0, pt_pfi.pfi() as usize);
[INFO] [stdout]     |                     ^^^^ could not find `Mode` in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_fs` in module `riscv::register::sstatus`
[INFO] [stdout]    --> src/cpu.rs:155:31
[INFO] [stdout]     |
[INFO] [stdout] 155 |     riscv::register::sstatus::set_fs(riscv::register::sstatus::FS::Off);
[INFO] [stdout]     |                               ^^^^^^ not found in `riscv::register::sstatus`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 1   | use riscv::register::mstatus::set_fs;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set` in module `satp`
[INFO] [stdout]    --> src/kernel_vm/mod.rs:293:11
[INFO] [stdout]     |
[INFO] [stdout] 293 |     satp::set(satp::Mode::Sv32, 0, pt_pfi.pfi() as usize);
[INFO] [stdout]     |           ^^^ not found in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem::MaybeUninit`
[INFO] [stdout]  --> src/cpu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem::MaybeUninit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PageFrameIndex`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{allocate_page, PageFrameIndex, PhysicalAddress, RamPhysicalAddress};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryInto`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IndexMut`, `Index`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::ops::{Index, IndexMut};
[INFO] [stdout]   |                 ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RawPageTableEntry`
[INFO] [stdout]  --> src/kernel_vm/hyperspace.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     RawPageTableEntry, VirtualAddress,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::kernel_vm`
[INFO] [stdout]  --> src/kernel_vm/kernel_stack.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::kernel_vm;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryInto`
[INFO] [stdout]  --> src/kernel_vm/virtual_address.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     convert::{TryFrom, TryInto},
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Mode` in `satp`
[INFO] [stdout]    --> src/kernel_vm/mod.rs:293:21
[INFO] [stdout]     |
[INFO] [stdout] 293 |     satp::set(satp::Mode::Sv32, 0, pt_pfi.pfi() as usize);
[INFO] [stdout]     |                     ^^^^ could not find `Mode` in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_fs` in module `riscv::register::sstatus`
[INFO] [stdout]    --> src/cpu.rs:155:31
[INFO] [stdout]     |
[INFO] [stdout] 155 |     riscv::register::sstatus::set_fs(riscv::register::sstatus::FS::Off);
[INFO] [stdout]     |                               ^^^^^^ not found in `riscv::register::sstatus`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 1   | use riscv::register::mstatus::set_fs;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set` in module `satp`
[INFO] [stdout]    --> src/kernel_vm/mod.rs:293:11
[INFO] [stdout]     |
[INFO] [stdout] 293 |     satp::set(satp::Mode::Sv32, 0, pt_pfi.pfi() as usize);
[INFO] [stdout]     |           ^^^ not found in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem::MaybeUninit`
[INFO] [stdout]  --> src/cpu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem::MaybeUninit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PageFrameIndex`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{allocate_page, PageFrameIndex, PhysicalAddress, RamPhysicalAddress};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryInto`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IndexMut`, `Index`
[INFO] [stdout]  --> src/kernel_vm/mod.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::ops::{Index, IndexMut};
[INFO] [stdout]   |                 ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RawPageTableEntry`
[INFO] [stdout]  --> src/kernel_vm/hyperspace.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     RawPageTableEntry, VirtualAddress,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::kernel_vm`
[INFO] [stdout]  --> src/kernel_vm/kernel_stack.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::kernel_vm;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryInto`
[INFO] [stdout]  --> src/kernel_vm/virtual_address.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     convert::{TryFrom, TryInto},
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]  --> src/panic.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn panic(info: &PanicInfo) -> ! {
[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/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1a95cddb5b8aaf6b.rlib
[INFO] [stdout]   = note: second definition in the local crate (`rvkern`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rvkern` due to 5 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0152, E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fe4a0bcabe983eaca301d00683b30d9ad7f210c70a57a094783a1c3f5fda9288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4a0bcabe983eaca301d00683b30d9ad7f210c70a57a094783a1c3f5fda9288", kill_on_drop: false }`
[INFO] [stdout] fe4a0bcabe983eaca301d00683b30d9ad7f210c70a57a094783a1c3f5fda9288