[INFO] fetching crate sandboxfs 0.2.0... [INFO] checking sandboxfs-0.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate sandboxfs 0.2.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate sandboxfs 0.2.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sandboxfs 0.2.0 [INFO] finished tweaking crates.io crate sandboxfs 0.2.0 [INFO] tweaked toml for crates.io crate sandboxfs 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate sandboxfs 0.2.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded users v0.9.1 [INFO] [stderr] Downloaded fuse v0.3.1 [INFO] [stderr] Downloaded thread-scoped v1.0.2 [INFO] [stderr] Downloaded failure_derive v0.1.7 [INFO] [stderr] Downloaded failure v0.1.7 [INFO] [stderr] Downloaded error-chain v0.12.2 [INFO] [stderr] Downloaded cpuprofiler v0.0.4 [INFO] [stderr] Downloaded arc-swap v0.4.5 [INFO] [stderr] Downloaded backtrace-sys v0.1.35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1790713c0d1db69660d8706e96ae798be6f4ab6def5cf359aea91bd64c1f3da [INFO] running `Command { std: "docker" "start" "-a" "e1790713c0d1db69660d8706e96ae798be6f4ab6def5cf359aea91bd64c1f3da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1790713c0d1db69660d8706e96ae798be6f4ab6def5cf359aea91bd64c1f3da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1790713c0d1db69660d8706e96ae798be6f4ab6def5cf359aea91bd64c1f3da", kill_on_drop: false }` [INFO] [stdout] e1790713c0d1db69660d8706e96ae798be6f4ab6def5cf359aea91bd64c1f3da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21a3d9f7e40a9650dd342e499579b64b82be0b425d8ca6a31eabe88d575ce6da [INFO] running `Command { std: "docker" "start" "-a" "21a3d9f7e40a9650dd342e499579b64b82be0b425d8ca6a31eabe88d575ce6da", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking arc-swap v0.4.5 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling fuse v0.3.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling nix v0.12.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling sandboxfs v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking signal-hook v0.1.13 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking users v0.9.1 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stdout] warning: unused extern crate [INFO] [stdout] --> src/lib.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | extern crate xattr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | #![warn(unused, unused_extern_crates, unused_import_braces, unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/concurrent.rs:237:9 [INFO] [stdout] | [INFO] [stdout] 237 | std::thread::spawn(move || SignalsHandler::handler(&signals, mount_point, &signal_sender)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:19:61 [INFO] [stdout] | [INFO] [stdout] 19 | #![warn(unused, unused_extern_crates, unused_import_braces, unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 237 - std::thread::spawn(move || SignalsHandler::handler(&signals, mount_point, &signal_sender)); [INFO] [stdout] 237 + thread::spawn(move || SignalsHandler::handler(&signals, mount_point, &signal_sender)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `have_utimensat` [INFO] [stdout] --> src/nodes/mod.rs:138:26 [INFO] [stdout] | [INFO] [stdout] 138 | let result = if cfg!(have_utimensat = "1") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(have_utimensat, values("1"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(have_utimensat, values(\"1\"))");` to the top of the `build.rs` [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: unused extern crate [INFO] [stdout] --> src/lib.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | extern crate xattr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | #![warn(unused, unused_extern_crates, unused_import_braces, unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/concurrent.rs:237:9 [INFO] [stdout] | [INFO] [stdout] 237 | std::thread::spawn(move || SignalsHandler::handler(&signals, mount_point, &signal_sender)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:19:61 [INFO] [stdout] | [INFO] [stdout] 19 | #![warn(unused, unused_extern_crates, unused_import_braces, unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 237 - std::thread::spawn(move || SignalsHandler::handler(&signals, mount_point, &signal_sender)); [INFO] [stdout] 237 + thread::spawn(move || SignalsHandler::handler(&signals, mount_point, &signal_sender)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `have_utimensat` [INFO] [stdout] --> src/nodes/mod.rs:138:26 [INFO] [stdout] | [INFO] [stdout] 138 | let result = if cfg!(have_utimensat = "1") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(have_utimensat, values("1"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(have_utimensat, values(\"1\"))");` to the top of the `build.rs` [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused extern crate [INFO] [stdout] --> src/main.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | extern crate env_logger; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | #![warn(unused, unused_extern_crates, unused_import_braces, unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused extern crate [INFO] [stdout] --> src/main.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | extern crate env_logger; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | #![warn(unused, unused_extern_crates, unused_import_braces, unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused extern crate [INFO] [stdout] --> src/main.rs:26:1 [INFO] [stdout] | [INFO] [stdout] 26 | extern crate sandboxfs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:365:30 [INFO] [stdout] | [INFO] [stdout] 365 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` 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] 365 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 365 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.80s [INFO] running `Command { std: "docker" "inspect" "21a3d9f7e40a9650dd342e499579b64b82be0b425d8ca6a31eabe88d575ce6da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21a3d9f7e40a9650dd342e499579b64b82be0b425d8ca6a31eabe88d575ce6da", kill_on_drop: false }` [INFO] [stdout] 21a3d9f7e40a9650dd342e499579b64b82be0b425d8ca6a31eabe88d575ce6da