[INFO] fetching crate kgb 0.0.10... [INFO] checking kgb-0.0.10 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231 [INFO] extracting crate kgb 0.0.10 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate kgb 0.0.10 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kgb 0.0.10 [INFO] finished tweaking crates.io crate kgb 0.0.10 [INFO] tweaked toml for crates.io crate kgb 0.0.10 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b14ad6da8e367c24994bd6686f798871e8dbcd36c91d342e8c6688a5b01ff03 [INFO] running `Command { std: "docker" "start" "-a" "1b14ad6da8e367c24994bd6686f798871e8dbcd36c91d342e8c6688a5b01ff03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b14ad6da8e367c24994bd6686f798871e8dbcd36c91d342e8c6688a5b01ff03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b14ad6da8e367c24994bd6686f798871e8dbcd36c91d342e8c6688a5b01ff03", kill_on_drop: false }` [INFO] [stdout] 1b14ad6da8e367c24994bd6686f798871e8dbcd36c91d342e8c6688a5b01ff03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 593f8d2c1846f41fab10792a7aa704c0b6b0940e5475304653f59b1e6e6fbe84 [INFO] running `Command { std: "docker" "start" "-a" "593f8d2c1846f41fab10792a7aa704c0b6b0940e5475304653f59b1e6e6fbe84", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking object v0.25.3 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking globset v0.4.7 [INFO] [stderr] Checking nya v0.7.1 [INFO] [stderr] Checking config v0.9.3 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking addr2line v0.15.2 [INFO] [stderr] Checking comrak v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking handlebars v1.1.0 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Checking kgb v0.0.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hbars.rs:41:88 [INFO] [stdout] | [INFO] [stdout] 41 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Output` [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut source; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hbars.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let mut file_struct = SimpleFile { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hbars.rs:41:88 [INFO] [stdout] | [INFO] [stdout] 41 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Output` [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut source; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hbars.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let mut file_struct = SimpleFile { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.59s [INFO] running `Command { std: "docker" "inspect" "593f8d2c1846f41fab10792a7aa704c0b6b0940e5475304653f59b1e6e6fbe84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "593f8d2c1846f41fab10792a7aa704c0b6b0940e5475304653f59b1e6e6fbe84", kill_on_drop: false }` [INFO] [stdout] 593f8d2c1846f41fab10792a7aa704c0b6b0940e5475304653f59b1e6e6fbe84