[INFO] crate gaol 0.2.0 is already in cache
[INFO] extracting crate gaol 0.2.0 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/gaol/0.2.0
[INFO] extracting crate gaol 0.2.0 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/gaol/0.2.0
[INFO] validating manifest of gaol-0.2.0 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gaol-0.2.0 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gaol-0.2.0
[INFO] removed 0 missing tests
[INFO] finished frobbing gaol-0.2.0
[INFO] frobbed toml for gaol-0.2.0 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/gaol/0.2.0/Cargo.toml
[INFO] started frobbing gaol-0.2.0
[INFO] removed 0 missing tests
[INFO] finished frobbing gaol-0.2.0
[INFO] frobbed toml for gaol-0.2.0 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/gaol/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking gaol-0.2.0 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4107f6ab2c4c0d4f373bdd974ec19ce0e316bccbec3c44e11c1e53d36ddded05
[INFO] running `"docker" "start" "-a" "4107f6ab2c4c0d4f373bdd974ec19ce0e316bccbec3c44e11c1e53d36ddded05"`
[INFO] [stderr]     Checking gaol v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_386`
[INFO] [stderr]    --> platform/linux/seccomp.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | const EM_386: u32 = 3;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_PPC`
[INFO] [stderr]    --> platform/linux/seccomp.rs:109:1
[INFO] [stderr]     |
[INFO] [stderr] 109 | const EM_PPC: u32 = 20;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_PPC64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 | const EM_PPC64: u32 = 21;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_ARM`
[INFO] [stderr]    --> platform/linux/seccomp.rs:111:1
[INFO] [stderr]     |
[INFO] [stderr] 111 | const EM_ARM: u32 = 40;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_AARCH64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | const EM_AARCH64: u32 = 183;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_X86`
[INFO] [stderr]    --> platform/linux/seccomp.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | const AUDIT_ARCH_X86: u32 = EM_386 | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_ARM`
[INFO] [stderr]    --> platform/linux/seccomp.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | const AUDIT_ARCH_ARM: u32 = EM_ARM | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_AARCH64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:126:1
[INFO] [stderr]     |
[INFO] [stderr] 126 | const AUDIT_ARCH_AARCH64: u32 = EM_AARCH64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC`
[INFO] [stderr]    --> platform/linux/seccomp.rs:128:1
[INFO] [stderr]     |
[INFO] [stderr] 128 | const AUDIT_ARCH_PPC: u32 = EM_PPC;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:130:1
[INFO] [stderr]     |
[INFO] [stderr] 130 | const AUDIT_ARCH_PPC64: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64LE`
[INFO] [stderr]    --> platform/linux/seccomp.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 | const AUDIT_ARCH_PPC64LE: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_386`
[INFO] [stderr]    --> platform/linux/seccomp.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | const EM_386: u32 = 3;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_PPC`
[INFO] [stderr]    --> platform/linux/seccomp.rs:109:1
[INFO] [stderr]     |
[INFO] [stderr] 109 | const EM_PPC: u32 = 20;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_PPC64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 | const EM_PPC64: u32 = 21;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_ARM`
[INFO] [stderr]    --> platform/linux/seccomp.rs:111:1
[INFO] [stderr]     |
[INFO] [stderr] 111 | const EM_ARM: u32 = 40;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EM_AARCH64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | const EM_AARCH64: u32 = 183;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_X86`
[INFO] [stderr]    --> platform/linux/seccomp.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | const AUDIT_ARCH_X86: u32 = EM_386 | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_ARM`
[INFO] [stderr]    --> platform/linux/seccomp.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | const AUDIT_ARCH_ARM: u32 = EM_ARM | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_AARCH64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:126:1
[INFO] [stderr]     |
[INFO] [stderr] 126 | const AUDIT_ARCH_AARCH64: u32 = EM_AARCH64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC`
[INFO] [stderr]    --> platform/linux/seccomp.rs:128:1
[INFO] [stderr]     |
[INFO] [stderr] 128 | const AUDIT_ARCH_PPC: u32 = EM_PPC;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64`
[INFO] [stderr]    --> platform/linux/seccomp.rs:130:1
[INFO] [stderr]     |
[INFO] [stderr] 130 | const AUDIT_ARCH_PPC64: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `AUDIT_ARCH_PPC64LE`
[INFO] [stderr]    --> platform/linux/seccomp.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 | const AUDIT_ARCH_PPC64LE: u32 = EM_PPC64 | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ChildSandboxMethods`, `ChildSandbox`, `Command`, `SandboxMethods`, `Sandbox`
[INFO] [stderr]  --> tests/system-info-read.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | use gaol::sandbox::{ChildSandbox, ChildSandboxMethods, Command, Sandbox, SandboxMethods};
[INFO] [stderr]   |                     ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `c_char`, `c_int`, `c_void`, `size_t`
[INFO] [stderr]  --> tests/system-info-read.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use libc::{c_char, c_int, c_void, size_t};
[INFO] [stderr]   |            ^^^^^^  ^^^^^  ^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> tests/system-info-read.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]   --> tests/system-info-read.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::ffi::CString;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]   --> tests/system-info-read.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::iter;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]   --> tests/system-info-read.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::ptr;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `SYSCTL_NAME`
[INFO] [stderr]   --> tests/system-info-read.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | static SYSCTL_NAME: &'static str = "hw.ncpu";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `allowance_profile`
[INFO] [stderr]   --> tests/system-info-read.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn allowance_profile() -> Profile {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prohibition_profile`
[INFO] [stderr]   --> tests/system-info-read.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn prohibition_profile() -> Profile {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `"docker" "inspect" "4107f6ab2c4c0d4f373bdd974ec19ce0e316bccbec3c44e11c1e53d36ddded05"`
[INFO] running `"docker" "rm" "-f" "4107f6ab2c4c0d4f373bdd974ec19ce0e316bccbec3c44e11c1e53d36ddded05"`
[INFO] [stdout] 4107f6ab2c4c0d4f373bdd974ec19ce0e316bccbec3c44e11c1e53d36ddded05