[INFO] fetching crate cannyls 0.10.0... [INFO] checking cannyls-0.10.0 against master#19dd9535408db0f1ff3d16613619076aef524d19 for pr-115950 [INFO] extracting crate cannyls 0.10.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate cannyls 0.10.0 on toolchain 19dd9535408db0f1ff3d16613619076aef524d19 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cannyls 0.10.0 [INFO] finished tweaking crates.io crate cannyls 0.10.0 [INFO] tweaked toml for crates.io crate cannyls 0.10.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded trackable v1.3.0 [INFO] [stderr] Downloaded trackable v0.2.24 [INFO] [stderr] Downloaded nom v2.2.1 [INFO] [stderr] Downloaded fibers v0.1.13 [INFO] [stderr] Downloaded slog v2.7.0 [INFO] [stderr] Downloaded trackable_derive v1.0.0 [INFO] [stderr] Downloaded nbchan v0.1.3 [INFO] [stderr] Downloaded fibers_global v0.1.2 [INFO] [stderr] Downloaded atomic_immut v0.1.4 [INFO] [stderr] Downloaded procinfo v0.4.2 [INFO] [stderr] Downloaded splay_tree v0.2.10 [INFO] [stderr] Downloaded prometrics v0.1.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56dc9e4716bf57c81136dec95398e0e38dda4213dea39bd7d91d10ff90154e72 [INFO] running `Command { std: "docker" "start" "-a" "56dc9e4716bf57c81136dec95398e0e38dda4213dea39bd7d91d10ff90154e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56dc9e4716bf57c81136dec95398e0e38dda4213dea39bd7d91d10ff90154e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56dc9e4716bf57c81136dec95398e0e38dda4213dea39bd7d91d10ff90154e72", kill_on_drop: false }` [INFO] [stdout] 56dc9e4716bf57c81136dec95398e0e38dda4213dea39bd7d91d10ff90154e72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 55e754fed3cece4f93a000edf05fe7a18e13c4228ae69904cc20b32e35ffe8fc [INFO] running `Command { std: "docker" "start" "-a" "55e754fed3cece4f93a000edf05fe7a18e13c4228ae69904cc20b32e35ffe8fc", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking nom v2.2.1 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking nbchan v0.1.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling procinfo v0.4.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking splay_tree v0.2.10 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking atomic_immut v0.1.4 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking fibers v0.1.13 [INFO] [stderr] Checking fibers_global v0.1.2 [INFO] [stderr] Compiling trackable_derive v1.0.0 [INFO] [stderr] Checking trackable v1.3.0 [INFO] [stderr] Checking trackable v0.2.24 [INFO] [stderr] Checking prometrics v0.1.13 [INFO] [stderr] Checking cannyls v0.10.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `command_tx` is never read [INFO] [stdout] --> src/device/thread.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct DeviceThread [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | command_tx: CommandSender, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DeviceThread` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `header` is never read [INFO] [stdout] --> src/metrics.rs:785:5 [INFO] [stdout] | [INFO] [stdout] 779 | pub struct StorageMetrics { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 785 | header: Gauge, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StorageMetrics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `command_tx` is never read [INFO] [stdout] --> src/device/thread.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct DeviceThread [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | command_tx: CommandSender, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DeviceThread` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `header` is never read [INFO] [stdout] --> src/metrics.rs:785:5 [INFO] [stdout] | [INFO] [stdout] 779 | pub struct StorageMetrics { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 785 | header: Gauge, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StorageMetrics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/device/mod.rs:568:34 [INFO] [stdout] | [INFO] [stdout] 568 | assert!(result.unwrap(), true); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 568 | assert!(result.unwrap(), "{}", true); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.38s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "55e754fed3cece4f93a000edf05fe7a18e13c4228ae69904cc20b32e35ffe8fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55e754fed3cece4f93a000edf05fe7a18e13c4228ae69904cc20b32e35ffe8fc", kill_on_drop: false }` [INFO] [stdout] 55e754fed3cece4f93a000edf05fe7a18e13c4228ae69904cc20b32e35ffe8fc