[INFO] fetching crate sysctl 0.4.0...
[INFO] testing sysctl-0.4.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate sysctl 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sysctl 0.4.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sysctl 0.4.0
[INFO] finished tweaking crates.io crate sysctl 0.4.0
[INFO] tweaked toml for crates.io crate sysctl 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c46ef840bfc4aff64f79ccf20d819a0e6ab8388991bf571a39d38c71f587d08a
[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" "c46ef840bfc4aff64f79ccf20d819a0e6ab8388991bf571a39d38c71f587d08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c46ef840bfc4aff64f79ccf20d819a0e6ab8388991bf571a39d38c71f587d08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46ef840bfc4aff64f79ccf20d819a0e6ab8388991bf571a39d38c71f587d08a", kill_on_drop: false }`
[INFO] [stdout] c46ef840bfc4aff64f79ccf20d819a0e6ab8388991bf571a39d38c71f587d08a
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a9f8bf4fb96ddcf4f1813f22191f9d0e50e0c0b7b3e4a6f1835202b43d8e74b
[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" "4a9f8bf4fb96ddcf4f1813f22191f9d0e50e0c0b7b3e4a6f1835202b43d8e74b", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling sysctl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "4a9f8bf4fb96ddcf4f1813f22191f9d0e50e0c0b7b3e4a6f1835202b43d8e74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9f8bf4fb96ddcf4f1813f22191f9d0e50e0c0b7b3e4a6f1835202b43d8e74b", kill_on_drop: false }`
[INFO] [stdout] 4a9f8bf4fb96ddcf4f1813f22191f9d0e50e0c0b7b3e4a6f1835202b43d8e74b
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aaa3a48f411ec57810d89824b53fe5c2c14ef774daa4755239cf3868bbe8fc1
[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" "5aaa3a48f411ec57810d89824b53fe5c2c14ef774daa4755239cf3868bbe8fc1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sysctl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/value.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let ctl = try!(sysctl::Ctl::new(ctlname));
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/value.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let desc = try!(ctl.description());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/value.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let val = try!(ctl.value());
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/value_string.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let ctl = try!(sysctl::Ctl::new(ctlname));
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/value_string.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let description = try!(ctl.description());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/value_string.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let val_string = try!(ctl.value_string());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "5aaa3a48f411ec57810d89824b53fe5c2c14ef774daa4755239cf3868bbe8fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aaa3a48f411ec57810d89824b53fe5c2c14ef774daa4755239cf3868bbe8fc1", kill_on_drop: false }`
[INFO] [stdout] 5aaa3a48f411ec57810d89824b53fe5c2c14ef774daa4755239cf3868bbe8fc1
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] b9642b28281374c078d541472bce9e0c7922cd70f1e35315a8ec0d5a63a358a1
[INFO] running `Command { std: "docker" "start" "-a" "b9642b28281374c078d541472bce9e0c7922cd70f1e35315a8ec0d5a63a358a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> examples/value.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let ctl = try!(sysctl::Ctl::new(ctlname));
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> examples/value.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let desc = try!(ctl.description());
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> examples/value.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let val = try!(ctl.value());
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> examples/value_string.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let ctl = try!(sysctl::Ctl::new(ctlname));
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> examples/value_string.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let description = try!(ctl.description());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> examples/value_string.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let val_string = try!(ctl.value_string());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sysctl-b584f949f4f4d15b
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test sys::ctl::tests::ctl_new ... ok
[INFO] [stdout] test ctl_flags::tests::ctl_flags ... ok
[INFO] [stdout] test sys::ctl_iter::tests::ctl_iter_below_compare_outputs ... ok
[INFO] [stdout] test ctl_value::tests_linux::ctl_value_string ... 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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sysctl
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/ctl_type.rs - ctl_type::CtlType (line 9) ... ignored
[INFO] [stdout] test src/ctl_value.rs - ctl_value::CtlValue (line 11) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::description (line 71) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::flags (line 174) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::info (line 190) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::name (line 43) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::set_value (line 135) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::set_value_string (line 155) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value (line 84) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value_as (line 98) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value_string (line 122) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::value_type (line 57) ... ignored
[INFO] [stdout] test src/traits.rs - traits::Sysctl::new (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/linux/ctl_iter.rs - sys::ctl_iter::Ctl (line 78) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/traits.rs - traits::Sysctl::new (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 12 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9642b28281374c078d541472bce9e0c7922cd70f1e35315a8ec0d5a63a358a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9642b28281374c078d541472bce9e0c7922cd70f1e35315a8ec0d5a63a358a1", kill_on_drop: false }`
[INFO] [stdout] b9642b28281374c078d541472bce9e0c7922cd70f1e35315a8ec0d5a63a358a1