[INFO] cloning repository https://github.com/huhlig/vcpu16-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huhlig/vcpu16-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuhlig%2Fvcpu16-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuhlig%2Fvcpu16-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fda8e36fbaae7dddb79f5cb96646205d36ef677
[INFO] building huhlig/vcpu16-rs against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuhlig%2Fvcpu16-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huhlig/vcpu16-rs on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huhlig/vcpu16-rs
[INFO] finished tweaking git repo https://github.com/huhlig/vcpu16-rs
[INFO] tweaked toml for git repo https://github.com/huhlig/vcpu16-rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/huhlig/vcpu16-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db3aa92b679feb59ff4654e214dcb43bf217e86a03a986ba1b4a1abd14b64c4a
[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" "db3aa92b679feb59ff4654e214dcb43bf217e86a03a986ba1b4a1abd14b64c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db3aa92b679feb59ff4654e214dcb43bf217e86a03a986ba1b4a1abd14b64c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3aa92b679feb59ff4654e214dcb43bf217e86a03a986ba1b4a1abd14b64c4a", kill_on_drop: false }`
[INFO] [stdout] db3aa92b679feb59ff4654e214dcb43bf217e86a03a986ba1b4a1abd14b64c4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9e4cc1ac41f260b44121f0bd8e2f462b22b57b33435d574c113bf2f3861b0a8
[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" "e9e4cc1ac41f260b44121f0bd8e2f462b22b57b33435d574c113bf2f3861b0a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcpu16 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: 2 positional arguments in format string, but there is 1 argument
[INFO] [stdout]   --> src/system2/error.rs:34:36
[INFO] [stdout]    |
[INFO] [stdout] 34 |           writeln!(f, "Clock Halted: {} Cycles: {}", match f {
[INFO] [stdout]    |  ____________________________________^^_________^^___-
[INFO] [stdout] 35 | |             &SystemError::ClockHalted => "SystemError::ClockHalted",
[INFO] [stdout] 36 | |             &SystemError::HardwareFailure => "SystemError::HardwareFailure",
[INFO] [stdout] 37 | |             &SystemError::AddressOverflow => "SystemError::AddressOverflow",
[INFO] [stdout] 38 | |             &SystemError::InterruptOverflow => "SystemError::InterruptOverflow",
[INFO] [stdout] 39 | |             &SystemError::InterruptUnderflow => "SystemError::InterruptUnderflow",
[INFO] [stdout] 40 | |         })
[INFO] [stdout]    | |_________-
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 2 positional arguments in format string, but there is 1 argument
[INFO] [stdout]   --> src/system2/error.rs:46:36
[INFO] [stdout]    |
[INFO] [stdout] 46 |           writeln!(f, "Clock Halted: {} Cycles: {}", match f {
[INFO] [stdout]    |  ____________________________________^^_________^^___-
[INFO] [stdout] 47 | |             &SystemError::ClockHalted => "SystemError::ClockHalted",
[INFO] [stdout] 48 | |             &SystemError::HardwareFailure => "SystemError::HardwareFailure",
[INFO] [stdout] 49 | |             &SystemError::AddressOverflow => "SystemError::AddressOverflow",
[INFO] [stdout] 50 | |             &SystemError::InterruptOverflow => "SystemError::InterruptOverflow",
[INFO] [stdout] 51 | |             &SystemError::InterruptUnderflow => "SystemError::InterruptUnderflow",
[INFO] [stdout] 52 | |         })
[INFO] [stdout]    | |_________-
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::Hardware`
[INFO] [stdout]   --> src/system2/system.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use super::Hardware;
[INFO] [stdout]    |     ^^^^^^^--------
[INFO] [stdout]    |     |      |
[INFO] [stdout]    |     |      help: a similar name exists in the module: `hardware`
[INFO] [stdout]    |     no `Hardware` in `system2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::PIC`
[INFO] [stdout]   --> src/system2/system.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use super::PIC;
[INFO] [stdout]    |     ^^^^^^^^^^ no `PIC` in `system2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::PIC`
[INFO] [stdout]   --> src/system2/hardware/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use super::PIC;
[INFO] [stdout]    |     ^^^^^^^^^^ no `PIC` in `system2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::SSystemError`
[INFO] [stdout]   --> src/system2/hardware/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use super::SSystemError;
[INFO] [stdout]    |     ^^^^^^^------------
[INFO] [stdout]    |     |      |
[INFO] [stdout]    |     |      help: a similar name exists in the module: `SystemError`
[INFO] [stdout]    |     no `SSystemError` in `system2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `self::bus`, `super::Bus`
[INFO] [stdout]   --> src/system2/mod.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use self::bus::Bus;
[INFO] [stdout]    |               ^^^ could not find `bus` in `self`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/system2/system.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use super::Bus;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fmt`
[INFO] [stdout]   --> src/system2/error.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl fmt::Display for SystemError {
[INFO] [stdout]    |      ^^^ use of undeclared crate or module `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fmt`
[INFO] [stdout]   --> src/system2/error.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]    |                           ^^^ use of undeclared crate or module `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fmt`
[INFO] [stdout]   --> src/system2/error.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]    |                                              ^^^ use of undeclared crate or module `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fmt`
[INFO] [stdout]   --> src/system2/error.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl fmt::Debug for SystemError {
[INFO] [stdout]    |      ^^^ use of undeclared crate or module `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fmt`
[INFO] [stdout]   --> src/system2/error.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]    |                           ^^^ use of undeclared crate or module `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fmt`
[INFO] [stdout]   --> src/system2/error.rs:45:46
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]    |                                              ^^^ use of undeclared crate or module `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Word` in this scope
[INFO] [stdout]   --> src/system2/decoder.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |         address: Word,
[INFO] [stdout]    |                  ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 17 | use system2::Word;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Word` in this scope
[INFO] [stdout]   --> src/system2/decoder.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |         address: Word,
[INFO] [stdout]    |                  ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 17 | use system2::Word;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Word` in this scope
[INFO] [stdout]   --> src/system2/decoder.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |         address: Word,
[INFO] [stdout]    |                  ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 17 | use system2::Word;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Word` in this scope
[INFO] [stdout]   --> src/system2/decoder.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Memory(Word),
[INFO] [stdout]    |            ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 17 | use system2::Word;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Word` in this scope
[INFO] [stdout]   --> src/system2/decoder.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |     Literal(Word),
[INFO] [stdout]    |             ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 17 | use system2::Word;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SystemError` in this scope
[INFO] [stdout]   --> src/system2/hardware/mod.rs:33:45
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn interrupt(&mut self, value: Word) -> SystemError;
[INFO] [stdout]    |                                             ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 17 | use system2::SystemError;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SystemError` in this scope
[INFO] [stdout]   --> src/system2/hardware/mod.rs:35:107
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn update(&mut self, clock: &Clock, registers: &mut Registers, memory: &mut Memory, pic: &mut PIC) -> SystemError;
[INFO] [stdout]    |                                                                                                           ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 17 | use system2::SystemError;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/system2/memory.rs:43:41
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn load(&mut self, reader: &mut Read) {
[INFO] [stdout]    |                                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/system2/memory.rs:56:41
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn save(&mut self, writer: &mut Write) {
[INFO] [stdout]    |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]   --> src/system2/system.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::fmt;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/system2/system.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 /// Fetch
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 64 |                 let base_address = self.registers.pc;
[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] error: aborting due to 20 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vcpu16`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e9e4cc1ac41f260b44121f0bd8e2f462b22b57b33435d574c113bf2f3861b0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e4cc1ac41f260b44121f0bd8e2f462b22b57b33435d574c113bf2f3861b0a8", kill_on_drop: false }`
[INFO] [stdout] e9e4cc1ac41f260b44121f0bd8e2f462b22b57b33435d574c113bf2f3861b0a8
