[INFO] cloning repository https://github.com/redox-os/ion [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redox-os/ion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fion", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fion'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c2bf1a3fc562d577a3f39eb203abe8a024dd3478 [INFO] checking redox-os/ion against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fion" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/redox-os/ion on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/redox-os/ion [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/redox-os/ion [INFO] tweaked toml for git repo https://github.com/redox-os/ion written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/redox-os/ion already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 68d578f189b0aeb13c0fc8f1c1af5de6d67408e3b12828129b1d4830becda3bd [INFO] running `Command { std: "docker" "start" "-a" "68d578f189b0aeb13c0fc8f1c1af5de6d67408e3b12828129b1d4830becda3bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68d578f189b0aeb13c0fc8f1c1af5de6d67408e3b12828129b1d4830becda3bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68d578f189b0aeb13c0fc8f1c1af5de6d67408e3b12828129b1d4830becda3bd", kill_on_drop: false }` [INFO] [stdout] 68d578f189b0aeb13c0fc8f1c1af5de6d67408e3b12828129b1d4830becda3bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0a5e11b13cf1641e2eb553e56c3da469cb8e612940934d8d2005d42c77eb4f1a [INFO] running `Command { std: "docker" "start" "-a" "0a5e11b13cf1641e2eb553e56c3da469cb8e612940934d8d2005d42c77eb4f1a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.59 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling lexical-core v0.7.4 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling auto_enums_derive v0.7.5 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling nix v0.16.1 (https://github.com/AdminXVII/nix?branch=add-redox-support-bis#64b3ea0f) [INFO] [stderr] Checking bytecount v0.6.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling ion-shell v1.0.0-alpha (/opt/rustwide/workdir) [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking permutate v0.3.2 [INFO] [stderr] Checking scopes v0.1.0 (/opt/rustwide/workdir/members/scopes-rs) [INFO] [stderr] Checking ion-ranges v0.1.0 (/opt/rustwide/workdir/members/ranges) [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking strip-ansi-escapes v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling decimal v2.0.4 (https://github.com/alkis/decimal.git#972c8547) [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking num-complex v0.3.0 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking termion v1.5.5 (https://gitlab.redox-os.org/redox-os/termion#18922255) [INFO] [stderr] Checking users v0.10.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rayon-core v1.8.0 [INFO] [stderr] Checking redox_liner v0.5.1 (https://gitlab.redox-os.org/redox-os/liner#616e6165) [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking object-pool v0.5.3 [INFO] [stderr] Checking lexical v5.2.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking mktemp v0.4.0 [INFO] [stderr] Checking num v0.3.0 [INFO] [stderr] Checking small v0.1.0 (https://gitlab.redox-os.org/redox-os/small#4374ae30) [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking types-rs v0.1.0 (/opt/rustwide/workdir/members/types-rs) [INFO] [stderr] Checking calculate v0.7.0 (https://gitlab.redox-os.org/redox-os/calc#c2f9cddd) [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking darling_core v0.10.2 [INFO] [stderr] Compiling derive_utils v0.10.0 [INFO] [stderr] Compiling auto_enums_core v0.7.5 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling serial_test_derive v0.5.0 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking serial_test v0.5.0 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Checking builtins-proc v0.1.0 (/opt/rustwide/workdir/members/builtins-proc) [INFO] [stderr] Checking auto_enums v0.7.5 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/lib/builtins/mod.rs:713:64 [INFO] [stdout] | [INFO] [stdout] 713 | pub fn true_(args: &[types::Str], _: &mut Shell<'_>) -> Status { Status::SUCCESS } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/lib/builtins/mod.rs:725:65 [INFO] [stdout] | [INFO] [stdout] 725 | pub fn false_(args: &[types::Str], _: &mut Shell<'_>) -> Status { Status::FALSE } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `while` condition [INFO] [stdout] --> src/lib/shell/pipe_exec/job_control.rs:299:15 [INFO] [stdout] | [INFO] [stdout] 299 | while { self.background_jobs().iter().any(BackgroundProcess::is_running) } { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/shell/variables.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | std::mem::replace(val, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/binary/builtins.rs:95:67 [INFO] [stdout] | [INFO] [stdout] 95 | Status::error(format!("ion: exec: {}", command.exec().description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/binary/builtins.rs:95:67 [INFO] [stdout] | [INFO] [stdout] 95 | Status::error(format!("ion: exec: {}", command.exec().description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/lib/builtins/mod.rs:713:64 [INFO] [stdout] | [INFO] [stdout] 713 | pub fn true_(args: &[types::Str], _: &mut Shell<'_>) -> Status { Status::SUCCESS } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/lib/builtins/mod.rs:725:65 [INFO] [stdout] | [INFO] [stdout] 725 | pub fn false_(args: &[types::Str], _: &mut Shell<'_>) -> Status { Status::FALSE } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `while` condition [INFO] [stdout] --> src/lib/shell/pipe_exec/job_control.rs:299:15 [INFO] [stdout] | [INFO] [stdout] 299 | while { self.background_jobs().iter().any(BackgroundProcess::is_running) } { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/shell/variables.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | std::mem::replace(val, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 55s [INFO] running `Command { std: "docker" "inspect" "0a5e11b13cf1641e2eb553e56c3da469cb8e612940934d8d2005d42c77eb4f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a5e11b13cf1641e2eb553e56c3da469cb8e612940934d8d2005d42c77eb4f1a", kill_on_drop: false }` [INFO] [stdout] 0a5e11b13cf1641e2eb553e56c3da469cb8e612940934d8d2005d42c77eb4f1a