[INFO] cloning repository https://github.com/huhlig/hivemind-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/hivemind-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuhlig%2Fhivemind-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuhlig%2Fhivemind-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3675290a2e7432f4282ff1ada2c08f37ff2e53fa [INFO] checking huhlig/hivemind-rs against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuhlig%2Fhivemind-rs" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/huhlig/hivemind-rs on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-10/source/.cargo/config [INFO] started tweaking git repo https://github.com/huhlig/hivemind-rs [INFO] finished tweaking git repo https://github.com/huhlig/hivemind-rs [INFO] tweaked toml for git repo https://github.com/huhlig/hivemind-rs written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/huhlig/hivemind-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 41985153b7f387d336e08f3167d861b3b84ef3ef3bdc73e60002b391129bcd91 [INFO] running `Command { std: "docker" "start" "-a" "41985153b7f387d336e08f3167d861b3b84ef3ef3bdc73e60002b391129bcd91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41985153b7f387d336e08f3167d861b3b84ef3ef3bdc73e60002b391129bcd91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41985153b7f387d336e08f3167d861b3b84ef3ef3bdc73e60002b391129bcd91", kill_on_drop: false }` [INFO] [stdout] 41985153b7f387d336e08f3167d861b3b84ef3ef3bdc73e60002b391129bcd91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fe43e1ac0c0c5eaf8df0ad071b523442de6360a4854a98d53b22553b6318376 [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" "4fe43e1ac0c0c5eaf8df0ad071b523442de6360a4854a98d53b22553b6318376", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking rand v0.4.1 [INFO] [stderr] Checking hivemind v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vcpu/cpu.rs:113:48 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn load_memory(&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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vcpu/cpu.rs:123:48 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn save_memory(&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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vcpu/cpu.rs:113:48 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn load_memory(&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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vcpu/cpu.rs:123:48 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn save_memory(&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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/vcpu/cpu.rs:1000:30 [INFO] [stdout] | [INFO] [stdout] 1000 | self.execute(&instruction); [INFO] [stdout] | ^^^^^^^^^^^^ expected enum `Instruction`, found `&&Instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hivemind` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/vcpu/cpu.rs:1000:30 [INFO] [stdout] | [INFO] [stdout] 1000 | self.execute(&instruction); [INFO] [stdout] | ^^^^^^^^^^^^ expected enum `Instruction`, found `&&Instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4fe43e1ac0c0c5eaf8df0ad071b523442de6360a4854a98d53b22553b6318376", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fe43e1ac0c0c5eaf8df0ad071b523442de6360a4854a98d53b22553b6318376", kill_on_drop: false }` [INFO] [stdout] 4fe43e1ac0c0c5eaf8df0ad071b523442de6360a4854a98d53b22553b6318376