[INFO] crate autoperf 0.9.4 is already in cache [INFO] checking autoperf-0.9.4 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate autoperf 0.9.4 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate autoperf 0.9.4 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate autoperf 0.9.4 [INFO] finished tweaking crates.io crate autoperf 0.9.4 [INFO] tweaked toml for crates.io crate autoperf 0.9.4 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e50836d16c6630eccae997f9714e07110494a45b5b99f148e4b7281188e3d05b [INFO] running `"docker" "start" "-a" "e50836d16c6630eccae997f9714e07110494a45b5b99f148e4b7281188e3d05b"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking nom v2.2.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking lazy_static v0.1.16 [INFO] [stderr] Checking nom v1.2.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking wait-timeout v0.1.5 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling raw-cpuid v6.1.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking pbr v1.0.2 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking mmap v0.1.1 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling csv v0.14.7 [INFO] [stderr] Checking csv v0.15.0 [INFO] [stderr] Checking toml v0.2.1 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling serde v0.6.15 [INFO] [stderr] Compiling serde_json v0.6.1 [INFO] [stderr] Compiling x86 v0.16.3 [INFO] [stderr] Checking perfcnt v0.4.4 [INFO] [stderr] Checking autoperf v0.9.4 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/profile.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / lazy_static! { [INFO] [stderr] 24 | | [INFO] [stderr] 25 | | /// Check if HT is enabled on this CPU (if HT is disabled it doubles the amount of available [INFO] [stderr] 26 | | /// performance counters on a core). [INFO] [stderr] ... | [INFO] [stderr] 157 | | }; [INFO] [stderr] 158 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/profile.rs:1264:64 [INFO] [stderr] | [INFO] [stderr] 1264 | error!("Couldn't read {}: {}", path.display(), why.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/profile.rs:1303:64 [INFO] [stderr] | [INFO] [stderr] 1303 | error!("Couldn't read {}: {}", path.display(), why.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/profile.rs:1341:64 [INFO] [stderr] | [INFO] [stderr] 1341 | error!("Couldn't read {}: {}", path.display(), why.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/profile.rs:1264:64 [INFO] [stderr] | [INFO] [stderr] 1264 | error!("Couldn't read {}: {}", path.display(), why.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/profile.rs:1303:64 [INFO] [stderr] | [INFO] [stderr] 1303 | error!("Couldn't read {}: {}", path.display(), why.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/profile.rs:1341:64 [INFO] [stderr] | [INFO] [stderr] 1341 | error!("Couldn't read {}: {}", path.display(), why.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 41s [INFO] running `"docker" "inspect" "e50836d16c6630eccae997f9714e07110494a45b5b99f148e4b7281188e3d05b"` [INFO] running `"docker" "rm" "-f" "e50836d16c6630eccae997f9714e07110494a45b5b99f148e4b7281188e3d05b"` [INFO] [stdout] e50836d16c6630eccae997f9714e07110494a45b5b99f148e4b7281188e3d05b