[INFO] fetching crate prctl 1.0.0...
[INFO] testing prctl-1.0.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate prctl 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate prctl 1.0.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prctl 1.0.0
[INFO] finished tweaking crates.io crate prctl 1.0.0
[INFO] tweaked toml for crates.io crate prctl 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f65d26248645389b64e3d93c23966fd7c7e199ec2a493d4b14d1605b679b541
[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" "8f65d26248645389b64e3d93c23966fd7c7e199ec2a493d4b14d1605b679b541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f65d26248645389b64e3d93c23966fd7c7e199ec2a493d4b14d1605b679b541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f65d26248645389b64e3d93c23966fd7c7e199ec2a493d4b14d1605b679b541", kill_on_drop: false }`
[INFO] [stdout] 8f65d26248645389b64e3d93c23966fd7c7e199ec2a493d4b14d1605b679b541
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 0de0c97e26c9a833400275e259c7af09f72476735d3e5450bb1ec4f1c8a69219
[INFO] running `Command { std: "docker" "start" "-a" "0de0c97e26c9a833400275e259c7af09f72476735d3e5450bb1ec4f1c8a69219", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling prctl v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/lib.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn from_c_int(c_int) -> Self;
[INFO] [stdout]     |                   ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: c_int`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:261:15
[INFO] [stdout]     |
[INFO] [stdout] 261 |     let res = try!(prctl_get_result(option));
[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]    --> src/lib.rs:298:15
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let res = try!(prctl_get_result(option));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:478:15
[INFO] [stdout]     |
[INFO] [stdout] 478 |     let res = try!(prctl_get_result(PrctlOption::PR_GET_SECUREBITS));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:493:15
[INFO] [stdout]     |
[INFO] [stdout] 493 |     let res = try!(prctl_get_result(PrctlOption::PR_GET_TIMERSLACK));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `Command { std: "docker" "inspect" "0de0c97e26c9a833400275e259c7af09f72476735d3e5450bb1ec4f1c8a69219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de0c97e26c9a833400275e259c7af09f72476735d3e5450bb1ec4f1c8a69219", kill_on_drop: false }`
[INFO] [stdout] 0de0c97e26c9a833400275e259c7af09f72476735d3e5450bb1ec4f1c8a69219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--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] 61ab109af01b71787eedff8a6b3490c0aa9e1a1c5cb62ac6f306b9c3c078f4f1
[INFO] running `Command { std: "docker" "start" "-a" "61ab109af01b71787eedff8a6b3490c0aa9e1a1c5cb62ac6f306b9c3c078f4f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling prctl v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/lib.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn from_c_int(c_int) -> Self;
[INFO] [stdout]     |                   ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: c_int`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:261:15
[INFO] [stdout]     |
[INFO] [stdout] 261 |     let res = try!(prctl_get_result(option));
[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]    --> src/lib.rs:298:15
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let res = try!(prctl_get_result(option));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:478:15
[INFO] [stdout]     |
[INFO] [stdout] 478 |     let res = try!(prctl_get_result(PrctlOption::PR_GET_SECUREBITS));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:493:15
[INFO] [stdout]     |
[INFO] [stdout] 493 |     let res = try!(prctl_get_result(PrctlOption::PR_GET_TIMERSLACK));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "61ab109af01b71787eedff8a6b3490c0aa9e1a1c5cb62ac6f306b9c3c078f4f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ab109af01b71787eedff8a6b3490c0aa9e1a1c5cb62ac6f306b9c3c078f4f1", kill_on_drop: false }`
[INFO] [stdout] 61ab109af01b71787eedff8a6b3490c0aa9e1a1c5cb62ac6f306b9c3c078f4f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 0e8b35d24bd7673f92892ec9b9b3f2023c3c6f2a79a7a70a51e61d567cbb2834
[INFO] running `Command { std: "docker" "start" "-a" "0e8b35d24bd7673f92892ec9b9b3f2023c3c6f2a79a7a70a51e61d567cbb2834", kill_on_drop: false }`
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]    --> src/lib.rs:206:19
[INFO] [stderr]     |
[INFO] [stderr] 206 |     fn from_c_int(c_int) -> Self;
[INFO] [stderr]     |                   ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: c_int`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:261:15
[INFO] [stderr]     |
[INFO] [stderr] 261 |     let res = try!(prctl_get_result(option));
[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]    --> src/lib.rs:298:15
[INFO] [stderr]     |
[INFO] [stderr] 298 |     let res = try!(prctl_get_result(option));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:478:15
[INFO] [stderr]     |
[INFO] [stderr] 478 |     let res = try!(prctl_get_result(PrctlOption::PR_GET_SECUREBITS));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:493:15
[INFO] [stderr]     |
[INFO] [stderr] 493 |     let res = try!(prctl_get_result(PrctlOption::PR_GET_TIMERSLACK));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prctl-5cdbfb85e5535b48)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test check_capabilities ... ok
[INFO] [stdout] test check_death_signal ... ok
[INFO] [stdout] test check_endian ... ok
[INFO] [stdout] test check_dumpable ... ok
[INFO] [stdout] test check_fpemu ... ok
[INFO] [stdout] test check_keep_capabilities ... ok
[INFO] [stdout] test check_mce_kill ... ok
[INFO] [stdout] test check_name ... ok
[INFO] [stdout] test check_perf_events ... ok
[INFO] [stdout] test check_securebits ... ok
[INFO] [stdout] test check_timerslack ... ok
[INFO] [stdout] test check_timing ... ok
[INFO] [stdout] test check_tsc ... ok
[INFO] [stdout] test check_unalign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e8b35d24bd7673f92892ec9b9b3f2023c3c6f2a79a7a70a51e61d567cbb2834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8b35d24bd7673f92892ec9b9b3f2023c3c6f2a79a7a70a51e61d567cbb2834", kill_on_drop: false }`
[INFO] [stdout] 0e8b35d24bd7673f92892ec9b9b3f2023c3c6f2a79a7a70a51e61d567cbb2834