[INFO] fetching crate delog 0.1.7... [INFO] checking delog-0.1.7 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate delog 0.1.7 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate delog 0.1.7 [INFO] finished tweaking crates.io crate delog 0.1.7 [INFO] tweaked toml for crates.io crate delog 0.1.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate delog 0.1.7 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate delog 0.1.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2fe84db6efd6c66f646b8baf9910e8706c1ddff804964ebadce2ec4df0cf1ce [INFO] running `Command { std: "docker" "start" "-a" "c2fe84db6efd6c66f646b8baf9910e8706c1ddff804964ebadce2ec4df0cf1ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2fe84db6efd6c66f646b8baf9910e8706c1ddff804964ebadce2ec4df0cf1ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2fe84db6efd6c66f646b8baf9910e8706c1ddff804964ebadce2ec4df0cf1ce", kill_on_drop: false }` [INFO] [stdout] c2fe84db6efd6c66f646b8baf9910e8706c1ddff804964ebadce2ec4df0cf1ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1191667bb9cda4cf6b86f2b7d6a2dbc59c81f0a76e99eb57c10bb28a0c7f0eb5 [INFO] running `Command { std: "docker" "start" "-a" "1191667bb9cda4cf6b86f2b7d6a2dbc59c81f0a76e99eb57c10bb28a0c7f0eb5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling delog v0.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stdout] warning: unexpected `cfg` condition value: `prefix-level` [INFO] [stdout] --> src/render.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | if cfg!(feature = "prefix-level") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `example`, `knock-it-off`, `max_level_debug`, `max_level_error`, `max_level_info`, `max_level_off`, `max_level_trace`, `max_level_warn`, `release_max_level_debug`, `release_max_level_error`, `release_max_level_info`, `release_max_level_off`, `release_max_level_trace`, `release_max_level_warn`, `std`, and `std-log` [INFO] [stdout] = help: consider adding `prefix-level` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/lib.rs:144:14 [INFO] [stdout] | [INFO] [stdout] 144 | unsafe { &mut LOGGER } [INFO] [stdout] | ^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 144 | unsafe { &raw mut LOGGER } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/hex.rs:187:60 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn HexStr(value: &T) -> HexStr { [INFO] [stdout] | ^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn HexStr(value: &T) -> HexStr<'_, T, U, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking insta v1.7.1 [INFO] [stdout] warning: unexpected `cfg` condition value: `prefix-level` [INFO] [stdout] --> src/render.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | if cfg!(feature = "prefix-level") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `example`, `knock-it-off`, `max_level_debug`, `max_level_error`, `max_level_info`, `max_level_off`, `max_level_trace`, `max_level_warn`, `release_max_level_debug`, `release_max_level_error`, `release_max_level_info`, `release_max_level_off`, `release_max_level_trace`, `release_max_level_warn`, `std`, and `std-log` [INFO] [stdout] = help: consider adding `prefix-level` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/lib.rs:144:14 [INFO] [stdout] | [INFO] [stdout] 144 | unsafe { &mut LOGGER } [INFO] [stdout] | ^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 144 | unsafe { &raw mut LOGGER } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/hex.rs:187:60 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn HexStr(value: &T) -> HexStr { [INFO] [stdout] | ^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn HexStr(value: &T) -> HexStr<'_, T, U, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.52s [INFO] running `Command { std: "docker" "inspect" "1191667bb9cda4cf6b86f2b7d6a2dbc59c81f0a76e99eb57c10bb28a0c7f0eb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1191667bb9cda4cf6b86f2b7d6a2dbc59c81f0a76e99eb57c10bb28a0c7f0eb5", kill_on_drop: false }` [INFO] [stdout] 1191667bb9cda4cf6b86f2b7d6a2dbc59c81f0a76e99eb57c10bb28a0c7f0eb5