[INFO] fetching crate vignette 0.1.0...
[INFO] testing vignette-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate vignette 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate vignette 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vignette 0.1.0
[INFO] finished tweaking crates.io crate vignette 0.1.0
[INFO] tweaked toml for crates.io crate vignette 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate vignette 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 842a6c3e352c5ea96eb8c4b312519d8e17d9b652c7a26f963342cf957aef2631
[INFO] running `Command { std: "docker" "start" "-a" "842a6c3e352c5ea96eb8c4b312519d8e17d9b652c7a26f963342cf957aef2631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "842a6c3e352c5ea96eb8c4b312519d8e17d9b652c7a26f963342cf957aef2631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842a6c3e352c5ea96eb8c4b312519d8e17d9b652c7a26f963342cf957aef2631", kill_on_drop: false }`
[INFO] [stdout] 842a6c3e352c5ea96eb8c4b312519d8e17d9b652c7a26f963342cf957aef2631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--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] d5462a5734d405c0e4de56a0011d365a521291f993894c4b489e58e0461b156b
[INFO] running `Command { std: "docker" "start" "-a" "d5462a5734d405c0e4de56a0011d365a521291f993894c4b489e58e0461b156b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling fallible-iterator v0.1.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling dmsort v1.0.0
[INFO] [stderr]    Compiling vignette v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling unwind-sys v0.1.1
[INFO] [stderr]    Compiling cpp_demangle v0.2.16
[INFO] [stderr]    Compiling msvc-demangler v0.7.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling gimli v0.16.1
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling flate2 v1.0.17
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling symbolic-demangle v5.7.8
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling debugid v0.3.1
[INFO] [stderr]    Compiling goblin v0.0.19
[INFO] [stderr]    Compiling goblin v0.0.17
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling threadinfo v0.1.0
[INFO] [stderr]    Compiling symbolic-common v5.7.8
[INFO] [stderr]    Compiling symbolic-debuginfo v5.7.8
[INFO] [stderr]    Compiling symbolic-symcache v5.7.8
[INFO] [stdout] warning: unused imports: `fs`, `process`
[INFO] [stdout]   --> src/lib_linux.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::{cell::UnsafeCell, fs, io, mem, process};
[INFO] [stdout]    |                             ^^           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/module_cache/linux.rs:68:52
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/bin/generate_symbols.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     output_file.write(&output.stdout);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/bin/speedscope.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     serde_json::to_writer_pretty(stdout.lock(), &speed);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/bin/resolve.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     writeln!(std::io::stderr(), "{:?}", e);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 37s
[INFO] running `Command { std: "docker" "inspect" "d5462a5734d405c0e4de56a0011d365a521291f993894c4b489e58e0461b156b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5462a5734d405c0e4de56a0011d365a521291f993894c4b489e58e0461b156b", kill_on_drop: false }`
[INFO] [stdout] d5462a5734d405c0e4de56a0011d365a521291f993894c4b489e58e0461b156b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 885adc73f1fb9abb92b8d799240bb450f055373a751f3fe43e9a9e63eb6ace9e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "885adc73f1fb9abb92b8d799240bb450f055373a751f3fe43e9a9e63eb6ace9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling vignette v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fs`, `process`
[INFO] [stdout]   --> src/lib_linux.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::{cell::UnsafeCell, fs, io, mem, process};
[INFO] [stdout]    |                             ^^           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/module_cache/linux.rs:68:52
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/bin/speedscope.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     serde_json::to_writer_pretty(stdout.lock(), &speed);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/bin/generate_symbols.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     output_file.write(&output.stdout);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs`, `process`
[INFO] [stdout]   --> src/lib_linux.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::{cell::UnsafeCell, fs, io, mem, process};
[INFO] [stdout]    |                             ^^           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/bin/resolve.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     writeln!(std::io::stderr(), "{:?}", e);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/module_cache/linux.rs:68:52
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() };
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "885adc73f1fb9abb92b8d799240bb450f055373a751f3fe43e9a9e63eb6ace9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885adc73f1fb9abb92b8d799240bb450f055373a751f3fe43e9a9e63eb6ace9e", kill_on_drop: false }`
[INFO] [stdout] 885adc73f1fb9abb92b8d799240bb450f055373a751f3fe43e9a9e63eb6ace9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", 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] 1b29417be4af7aeeb495ae1050c8013e40825b592c8076cd77933ccf21f70f8e
[INFO] running `Command { std: "docker" "start" "-a" "1b29417be4af7aeeb495ae1050c8013e40825b592c8076cd77933ccf21f70f8e", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `fs`, `process`
[INFO] [stderr]   --> src/lib_linux.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::{cell::UnsafeCell, fs, io, mem, process};
[INFO] [stderr]    |                             ^^           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/module_cache/linux.rs:68:52
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fs`, `process`
[INFO] [stderr]   --> src/lib_linux.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::{cell::UnsafeCell, fs, io, mem, process};
[INFO] [stderr]    |                             ^^           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/module_cache/linux.rs:68:52
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/generate_symbols.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     output_file.write(&output.stdout);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/resolve.rs:42:21
[INFO] [stderr]    |
[INFO] [stderr] 42 |                     writeln!(std::io::stderr(), "{:?}", e);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/speedscope.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     serde_json::to_writer_pretty(stdout.lock(), &speed);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vignette-3f4bb5dfa1b6332d
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test lib_linux::tests::test_suspend_resume_unwind ... ignored
[INFO] [stdout] test module_cache::linux::tests::test_rva ... ok
[INFO] [stdout] test lib_linux::tests::test_semaphore ... ok
[INFO] [stdout] test lib_linux::tests::test_sigprof ... ok
[INFO] [stdout] test module_cache::linux::tests::test_cache ... ok
[INFO] [stdout] test tests::test_suspend_resume ... ok
[INFO] [stdout] test lib_linux::tests::test_suspend_resume_itself ... ok
[INFO] [stdout] test module_cache::linux::tests::test_fail ... FAILED
[INFO] [stdout] test lib_linux::tests::test_suspend_resume ... test lib_linux::tests::test_suspend_resume has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1b29417be4af7aeeb495ae1050c8013e40825b592c8076cd77933ccf21f70f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b29417be4af7aeeb495ae1050c8013e40825b592c8076cd77933ccf21f70f8e", kill_on_drop: false }`
[INFO] [stdout] 1b29417be4af7aeeb495ae1050c8013e40825b592c8076cd77933ccf21f70f8e
