[INFO] fetching crate sysctl 0.4.3...
[INFO] testing sysctl-0.4.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate sysctl 0.4.3 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate sysctl 0.4.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sysctl 0.4.3
[INFO] finished tweaking crates.io crate sysctl 0.4.3
[INFO] tweaked toml for crates.io crate sysctl 0.4.3 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate crates.io crate sysctl 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54936fe0bd0d4ec8147a897aca536883a730de5a862ed86e623e20980836f09d
[INFO] running `Command { std: "docker" "start" "-a" "54936fe0bd0d4ec8147a897aca536883a730de5a862ed86e623e20980836f09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54936fe0bd0d4ec8147a897aca536883a730de5a862ed86e623e20980836f09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54936fe0bd0d4ec8147a897aca536883a730de5a862ed86e623e20980836f09d", kill_on_drop: false }`
[INFO] [stdout] 54936fe0bd0d4ec8147a897aca536883a730de5a862ed86e623e20980836f09d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75485672080f620b11590713418e02f3f65bf538956aad22f46c77e0018b4f15
[INFO] running `Command { std: "docker" "start" "-a" "75485672080f620b11590713418e02f3f65bf538956aad22f46c77e0018b4f15", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.0
[INFO] [stderr]    Compiling same-file v1.0.1
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling bitflags v1.0.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.2
[INFO] [stderr]    Compiling sysctl v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.82s
[INFO] running `Command { std: "docker" "inspect" "75485672080f620b11590713418e02f3f65bf538956aad22f46c77e0018b4f15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75485672080f620b11590713418e02f3f65bf538956aad22f46c77e0018b4f15", kill_on_drop: false }`
[INFO] [stdout] 75485672080f620b11590713418e02f3f65bf538956aad22f46c77e0018b4f15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48e0def245c6e5db9db264d532085b7c196492760a86224f5b452483aab02296
[INFO] running `Command { std: "docker" "start" "-a" "48e0def245c6e5db9db264d532085b7c196492760a86224f5b452483aab02296", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sysctl v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ctl_flags.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / bitflags! {
[INFO] [stdout] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stdout] 8  | |         /// Allow reads of variable
[INFO] [stdout] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |     }
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "48e0def245c6e5db9db264d532085b7c196492760a86224f5b452483aab02296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e0def245c6e5db9db264d532085b7c196492760a86224f5b452483aab02296", kill_on_drop: false }`
[INFO] [stdout] 48e0def245c6e5db9db264d532085b7c196492760a86224f5b452483aab02296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 430064c867c4c0acc8dbde78514ccf0e1abc1e4abda91872724ba663b8b963bb
[INFO] running `Command { std: "docker" "start" "-a" "430064c867c4c0acc8dbde78514ccf0e1abc1e4abda91872724ba663b8b963bb", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ctl_flags.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / bitflags! {
[INFO] [stderr] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stderr] 8  | |         /// Allow reads of variable
[INFO] [stderr] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |     }
[INFO] [stderr] 70 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ctl_flags.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / bitflags! {
[INFO] [stderr] 7  | |     pub struct CtlFlags : libc::c_uint {
[INFO] [stderr] 8  | |         /// Allow reads of variable
[INFO] [stderr] 9  | |         const RD = CTLFLAG_RD;
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |     }
[INFO] [stderr] 70 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `sysctl` (lib) generated 3 warnings (1 duplicate)
[INFO] [stderr] warning: `sysctl` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sysctl-2cb64af765b3f883)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ctl_flags::tests::ctl_flags ... ok
[INFO] [stdout] test sys::ctl::tests::ctl_new ... ok
[INFO] [stdout] test ctl_value::tests_linux::ctl_value_string ... ok
[INFO] [stdout] test sys::ctl_iter::tests::ctl_iter_below_compare_outputs ... ok
[INFO] [stdout] test sys::ctl_iter::tests::ctl_iter_iterate_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.37s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sysctl
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/traits.rs - traits::Sysctl::new (line 16) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::info (line 184) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value_as (line 92) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::name (line 41) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::flags (line 168) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value_type (line 54) ... ok
[INFO] [stdout] test src/linux/ctl_iter.rs - sys::ctl_iter::Ctl (line 78) ... ok
[INFO] [stdout] test src/ctl_type.rs - ctl_type::CtlType (line 9) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::new (line 23) ... ok
[INFO] [stdout] test src/ctl_value.rs - ctl_value::CtlValue (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::description (line 67) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::set_value_string (line 147) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value_string (line 114) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::set_value (line 127) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "430064c867c4c0acc8dbde78514ccf0e1abc1e4abda91872724ba663b8b963bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430064c867c4c0acc8dbde78514ccf0e1abc1e4abda91872724ba663b8b963bb", kill_on_drop: false }`
[INFO] [stdout] 430064c867c4c0acc8dbde78514ccf0e1abc1e4abda91872724ba663b8b963bb