Dec 18 16:16:31.810 INFO checking gaol-0.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:16:31.810 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/gaol/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:16:32.314 INFO [stdout] 6fd83d4963e354400726e579b8217e97e14ba99898aa2d0cc8cc8688dd251af0
Dec 18 16:16:32.320 INFO running `"docker" "start" "-a" "6fd83d4963e354400726e579b8217e97e14ba99898aa2d0cc8cc8688dd251af0"`
Dec 18 16:16:33.912 INFO [stderr]     Checking gaol v0.2.0 (/opt/crater/workdir)
Dec 18 16:16:34.360 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:16:34.360 INFO [stderr]   --> lib.rs:11:1
Dec 18 16:16:34.360 INFO [stderr]    |
Dec 18 16:16:34.360 INFO [stderr] 11 | #[macro_use]
Dec 18 16:16:34.360 INFO [stderr]    | ^^^^^^^^^^^^
Dec 18 16:16:34.360 INFO [stderr]    |
Dec 18 16:16:34.360 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 16:16:34.360 INFO [stderr] 
Dec 18 16:16:34.412 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:16:34.412 INFO [stderr]   --> lib.rs:11:1
Dec 18 16:16:34.412 INFO [stderr]    |
Dec 18 16:16:34.412 INFO [stderr] 11 | #[macro_use]
Dec 18 16:16:34.412 INFO [stderr]    | ^^^^^^^^^^^^
Dec 18 16:16:34.412 INFO [stderr]    |
Dec 18 16:16:34.412 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 16:16:34.412 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `EM_386`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:108:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 108 | const EM_386: u32 = 3;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `EM_PPC`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:109:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 109 | const EM_PPC: u32 = 20;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `EM_PPC64`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:110:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 110 | const EM_PPC64: u32 = 21;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `EM_ARM`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:111:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 111 | const EM_ARM: u32 = 40;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `EM_AARCH64`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:113:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 113 | const EM_AARCH64: u32 = 183;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_X86`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:120:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 120 | const AUDIT_ARCH_X86: u32 = EM_386 | __AUDIT_ARCH_LE;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_ARM`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:124:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 124 | const AUDIT_ARCH_ARM: u32 = EM_ARM | __AUDIT_ARCH_LE;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_AARCH64`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:126:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 126 | const AUDIT_ARCH_AARCH64: u32 = EM_AARCH64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:128:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 128 | const AUDIT_ARCH_PPC: u32 = EM_PPC;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:130:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 130 | const AUDIT_ARCH_PPC64: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.645 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64LE`
Dec 18 16:16:34.645 INFO [stderr]    --> platform/linux/seccomp.rs:132:1
Dec 18 16:16:34.645 INFO [stderr]     |
Dec 18 16:16:34.645 INFO [stderr] 132 | const AUDIT_ARCH_PPC64LE: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
Dec 18 16:16:34.645 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.645 INFO [stderr] 
Dec 18 16:16:34.808 INFO [stderr] warning: constant item is never used: `EM_386`
Dec 18 16:16:34.808 INFO [stderr]    --> platform/linux/seccomp.rs:108:1
Dec 18 16:16:34.808 INFO [stderr]     |
Dec 18 16:16:34.808 INFO [stderr] 108 | const EM_386: u32 = 3;
Dec 18 16:16:34.808 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.808 INFO [stderr]     |
Dec 18 16:16:34.808 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 16:16:34.808 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `EM_PPC`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:109:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 109 | const EM_PPC: u32 = 20;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `EM_PPC64`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:110:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 110 | const EM_PPC64: u32 = 21;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `EM_ARM`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:111:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 111 | const EM_ARM: u32 = 40;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `EM_AARCH64`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:113:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 113 | const EM_AARCH64: u32 = 183;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_X86`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:120:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 120 | const AUDIT_ARCH_X86: u32 = EM_386 | __AUDIT_ARCH_LE;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_ARM`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:124:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 124 | const AUDIT_ARCH_ARM: u32 = EM_ARM | __AUDIT_ARCH_LE;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_AARCH64`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:126:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 126 | const AUDIT_ARCH_AARCH64: u32 = EM_AARCH64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:128:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 128 | const AUDIT_ARCH_PPC: u32 = EM_PPC;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:130:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 130 | const AUDIT_ARCH_PPC64: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:34.809 INFO [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64LE`
Dec 18 16:16:34.809 INFO [stderr]    --> platform/linux/seccomp.rs:132:1
Dec 18 16:16:34.809 INFO [stderr]     |
Dec 18 16:16:34.809 INFO [stderr] 132 | const AUDIT_ARCH_PPC64LE: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
Dec 18 16:16:34.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:34.809 INFO [stderr] 
Dec 18 16:16:35.796 INFO [stderr] warning: unused imports: `ChildSandboxMethods`, `ChildSandbox`, `Command`, `SandboxMethods`, `Sandbox`
Dec 18 16:16:35.796 INFO [stderr]  --> tests/system-info-read.rs:8:21
Dec 18 16:16:35.796 INFO [stderr]   |
Dec 18 16:16:35.796 INFO [stderr] 8 | use gaol::sandbox::{ChildSandbox, ChildSandboxMethods, Command, Sandbox, SandboxMethods};
Dec 18 16:16:35.796 INFO [stderr]   |                     ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^^
Dec 18 16:16:35.796 INFO [stderr]   |
Dec 18 16:16:35.796 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:16:35.796 INFO [stderr] 
Dec 18 16:16:35.796 INFO [stderr] warning: unused imports: `c_char`, `c_int`, `c_void`, `size_t`
Dec 18 16:16:35.796 INFO [stderr]  --> tests/system-info-read.rs:9:12
Dec 18 16:16:35.796 INFO [stderr]   |
Dec 18 16:16:35.796 INFO [stderr] 9 | use libc::{c_char, c_int, c_void, size_t};
Dec 18 16:16:35.797 INFO [stderr]   |            ^^^^^^  ^^^^^  ^^^^^^  ^^^^^^
Dec 18 16:16:35.797 INFO [stderr] 
Dec 18 16:16:35.797 INFO [stderr] warning: unused import: `std::env`
Dec 18 16:16:35.797 INFO [stderr]   --> tests/system-info-read.rs:10:5
Dec 18 16:16:35.797 INFO [stderr]    |
Dec 18 16:16:35.797 INFO [stderr] 10 | use std::env;
Dec 18 16:16:35.797 INFO [stderr]    |     ^^^^^^^^
Dec 18 16:16:35.797 INFO [stderr] 
Dec 18 16:16:35.797 INFO [stderr] warning: unused import: `std::ffi::CString`
Dec 18 16:16:35.797 INFO [stderr]   --> tests/system-info-read.rs:11:5
Dec 18 16:16:35.797 INFO [stderr]    |
Dec 18 16:16:35.797 INFO [stderr] 11 | use std::ffi::CString;
Dec 18 16:16:35.797 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 16:16:35.797 INFO [stderr] 
Dec 18 16:16:35.797 INFO [stderr] warning: unused import: `std::iter`
Dec 18 16:16:35.797 INFO [stderr]   --> tests/system-info-read.rs:12:5
Dec 18 16:16:35.797 INFO [stderr]    |
Dec 18 16:16:35.797 INFO [stderr] 12 | use std::iter;
Dec 18 16:16:35.797 INFO [stderr]    |     ^^^^^^^^^
Dec 18 16:16:35.797 INFO [stderr] 
Dec 18 16:16:35.797 INFO [stderr] warning: unused import: `std::ptr`
Dec 18 16:16:35.797 INFO [stderr]   --> tests/system-info-read.rs:13:5
Dec 18 16:16:35.797 INFO [stderr]    |
Dec 18 16:16:35.797 INFO [stderr] 13 | use std::ptr;
Dec 18 16:16:35.797 INFO [stderr]    |     ^^^^^^^^
Dec 18 16:16:35.797 INFO [stderr] 
Dec 18 16:16:35.836 INFO [stderr] warning: static item is never used: `SYSCTL_NAME`
Dec 18 16:16:35.836 INFO [stderr]   --> tests/system-info-read.rs:15:1
Dec 18 16:16:35.836 INFO [stderr]    |
Dec 18 16:16:35.836 INFO [stderr] 15 | static SYSCTL_NAME: &'static str = "hw.ncpu";
Dec 18 16:16:35.836 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:35.836 INFO [stderr]    |
Dec 18 16:16:35.836 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 16:16:35.836 INFO [stderr] 
Dec 18 16:16:35.836 INFO [stderr] warning: function is never used: `allowance_profile`
Dec 18 16:16:35.836 INFO [stderr]   --> tests/system-info-read.rs:32:1
Dec 18 16:16:35.836 INFO [stderr]    |
Dec 18 16:16:35.836 INFO [stderr] 32 | fn allowance_profile() -> Profile {
Dec 18 16:16:35.836 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:35.836 INFO [stderr] 
Dec 18 16:16:35.836 INFO [stderr] warning: function is never used: `prohibition_profile`
Dec 18 16:16:35.836 INFO [stderr]   --> tests/system-info-read.rs:36:1
Dec 18 16:16:35.836 INFO [stderr]    |
Dec 18 16:16:35.836 INFO [stderr] 36 | fn prohibition_profile() -> Profile {
Dec 18 16:16:35.836 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:16:35.836 INFO [stderr] 
Dec 18 16:16:36.664 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
Dec 18 16:16:37.652 INFO running `"docker" "inspect" "6fd83d4963e354400726e579b8217e97e14ba99898aa2d0cc8cc8688dd251af0"`
Dec 18 16:16:38.011 INFO running `"docker" "rm" "-f" "6fd83d4963e354400726e579b8217e97e14ba99898aa2d0cc8cc8688dd251af0"`
Dec 18 16:16:38.300 INFO [stdout] 6fd83d4963e354400726e579b8217e97e14ba99898aa2d0cc8cc8688dd251af0