[INFO] cloning repository https://github.com/lux01/synacor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lux01/synacor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flux01%2Fsynacor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flux01%2Fsynacor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 67227429ec8c84bd427b89888080582c8cbfdae2 [INFO] checking lux01/synacor against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flux01%2Fsynacor" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lux01/synacor on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lux01/synacor [INFO] finished tweaking git repo https://github.com/lux01/synacor [INFO] tweaked toml for git repo https://github.com/lux01/synacor written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/lux01/synacor already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v0.9.5 [INFO] [stderr] Downloaded chan-signal v0.2.0 [INFO] [stderr] Downloaded serde_derive v0.9.6 [INFO] [stderr] Downloaded termion v1.1.4 [INFO] [stderr] Downloaded chan v0.1.18 [INFO] [stderr] Downloaded serde v0.9.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90214772100cb8208eb1935948ce2f1944e19eddae16bfcbc0223b8ca1cce0a6 [INFO] running `Command { std: "docker" "start" "-a" "90214772100cb8208eb1935948ce2f1944e19eddae16bfcbc0223b8ca1cce0a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90214772100cb8208eb1935948ce2f1944e19eddae16bfcbc0223b8ca1cce0a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90214772100cb8208eb1935948ce2f1944e19eddae16bfcbc0223b8ca1cce0a6", kill_on_drop: false }` [INFO] [stdout] 90214772100cb8208eb1935948ce2f1944e19eddae16bfcbc0223b8ca1cce0a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e5058e36aef637527a8daac510096ccd117bbad501f938749ab841dbd0b4a12 [INFO] running `Command { std: "docker" "start" "-a" "1e5058e36aef637527a8daac510096ccd117bbad501f938749ab841dbd0b4a12", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.19 [INFO] [stderr] Compiling quote v0.3.12 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking bit-vec v0.4.3 [INFO] [stderr] Checking lazy_static v0.2.2 [INFO] [stderr] Checking num-traits v0.1.36 [INFO] [stderr] Checking serde v0.9.6 [INFO] [stderr] Checking dtoa v0.4.1 [INFO] [stderr] Checking itoa v0.3.1 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Compiling syn v0.11.4 [INFO] [stderr] Checking bit-set v0.4.0 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking termion v1.1.4 [INFO] [stderr] Checking chan v0.1.18 [INFO] [stderr] Checking chan-signal v0.2.0 [INFO] [stderr] Compiling serde_codegen_internals v0.13.0 [INFO] [stderr] Compiling serde_derive v0.9.6 [INFO] [stderr] Checking serde_json v0.9.5 [INFO] [stderr] Checking synacor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cpu/status.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cpu/status.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/debugger/main.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[macro_use] extern crate chan; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/debugger/main.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[macro_use] extern crate chan; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.35s [INFO] running `Command { std: "docker" "inspect" "1e5058e36aef637527a8daac510096ccd117bbad501f938749ab841dbd0b4a12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e5058e36aef637527a8daac510096ccd117bbad501f938749ab841dbd0b4a12", kill_on_drop: false }` [INFO] [stdout] 1e5058e36aef637527a8daac510096ccd117bbad501f938749ab841dbd0b4a12