[INFO] cloning repository https://github.com/Inphi/rust-lc3-vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Inphi/rust-lc3-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInphi%2Frust-lc3-vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInphi%2Frust-lc3-vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfcd5d5d288938fffa8a21c96f40d60460dfb7f0 [INFO] checking Inphi/rust-lc3-vm against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInphi%2Frust-lc3-vm" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Inphi/rust-lc3-vm on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Inphi/rust-lc3-vm [INFO] finished tweaking git repo https://github.com/Inphi/rust-lc3-vm [INFO] tweaked toml for git repo https://github.com/Inphi/rust-lc3-vm written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Inphi/rust-lc3-vm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f8b90c2d212791432c196f4d5524231062faad322eb0d22a226ceff2f9b7a62 [INFO] running `Command { std: "docker" "start" "-a" "8f8b90c2d212791432c196f4d5524231062faad322eb0d22a226ceff2f9b7a62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f8b90c2d212791432c196f4d5524231062faad322eb0d22a226ceff2f9b7a62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f8b90c2d212791432c196f4d5524231062faad322eb0d22a226ceff2f9b7a62", kill_on_drop: false }` [INFO] [stdout] 8f8b90c2d212791432c196f4d5524231062faad322eb0d22a226ceff2f9b7a62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bae8ebd7cc5dcf19cffd71d1d738feef29ad9d45976329d06baed75ae547a236 [INFO] running `Command { std: "docker" "start" "-a" "bae8ebd7cc5dcf19cffd71d1d738feef29ad9d45976329d06baed75ae547a236", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking lc3-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `in_t` [INFO] [stdout] --> src/trap.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn in_t(vm: &VM) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DPSR` [INFO] [stdout] --> src/vm.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | const DPSR: u16 = 0xFE04; // memory-mapped display status register [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DPDR` [INFO] [stdout] --> src/vm.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | const DPDR: u16 = 0xFE06; // memory-mapped display data register [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MCCR` [INFO] [stdout] --> src/vm.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | const MCCR: u16 = 0xFFFE; // memory-mapped machine control register [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read` [INFO] [stdout] --> src/vm.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn read(&self, r: Register) -> u16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rwrite` [INFO] [stdout] --> src/vm.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn rwrite(&mut self, r: Register, val: u16) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/vm.rs:149:32 [INFO] [stdout] | [INFO] [stdout] 149 | panic!(err); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 149 | panic!("{}", err); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 149 | std::panic::panic_any(err); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `in_t` [INFO] [stdout] --> src/trap.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn in_t(vm: &VM) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DPSR` [INFO] [stdout] --> src/vm.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | const DPSR: u16 = 0xFE04; // memory-mapped display status register [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DPDR` [INFO] [stdout] --> src/vm.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | const DPDR: u16 = 0xFE06; // memory-mapped display data register [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MCCR` [INFO] [stdout] --> src/vm.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | const MCCR: u16 = 0xFFFE; // memory-mapped machine control register [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read` [INFO] [stdout] --> src/vm.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn read(&self, r: Register) -> u16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rwrite` [INFO] [stdout] --> src/vm.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn rwrite(&mut self, r: Register, val: u16) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/vm.rs:149:32 [INFO] [stdout] | [INFO] [stdout] 149 | panic!(err); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 149 | panic!("{}", err); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 149 | std::panic::panic_any(err); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.10s [INFO] running `Command { std: "docker" "inspect" "bae8ebd7cc5dcf19cffd71d1d738feef29ad9d45976329d06baed75ae547a236", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bae8ebd7cc5dcf19cffd71d1d738feef29ad9d45976329d06baed75ae547a236", kill_on_drop: false }` [INFO] [stdout] bae8ebd7cc5dcf19cffd71d1d738feef29ad9d45976329d06baed75ae547a236