[INFO] cloning repository https://github.com/voidc/seccomp-notif
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/voidc/seccomp-notif" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidc%2Fseccomp-notif", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidc%2Fseccomp-notif'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34ac4a0039d241eeda73f3c6f937fe9f07c5b1f2
[INFO] testing voidc/seccomp-notif against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidc%2Fseccomp-notif" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/voidc/seccomp-notif on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/voidc/seccomp-notif
[INFO] finished tweaking git repo https://github.com/voidc/seccomp-notif
[INFO] tweaked toml for git repo https://github.com/voidc/seccomp-notif written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/voidc/seccomp-notif already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.19.0
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a3cce8f379645c315cf97a4c1db910524d3baa4e849392934118e4599fa4ca0
[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" "3a3cce8f379645c315cf97a4c1db910524d3baa4e849392934118e4599fa4ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3cce8f379645c315cf97a4c1db910524d3baa4e849392934118e4599fa4ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3cce8f379645c315cf97a4c1db910524d3baa4e849392934118e4599fa4ca0", kill_on_drop: false }`
[INFO] [stdout] 3a3cce8f379645c315cf97a4c1db910524d3baa4e849392934118e4599fa4ca0
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2d3836db14c8224b1a279948c09e241a37e0c272aca606f0057e7dbeb0a9acd
[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" "f2d3836db14c8224b1a279948c09e241a37e0c272aca606f0057e7dbeb0a9acd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling nix v0.19.0
[INFO] [stderr]    Compiling seccomp-notif v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `SECCOMP_GET_ACTION_AVAIL`
[INFO] [stdout]  --> src/sys.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const SECCOMP_GET_ACTION_AVAIL: libc::c_ulong = 2;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECCOMP_GET_NOTIF_SIZES`
[INFO] [stdout]  --> src/sys.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const SECCOMP_GET_NOTIF_SIZES: libc::c_ulong = 3;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECCOMP_ADDFD_FLAG_SETFD`
[INFO] [stdout]    --> src/sys.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub const SECCOMP_ADDFD_FLAG_SETFD: u32 = 1 << 0;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pidfd_open`
[INFO] [stdout]   --> src/main.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 | unsafe fn pidfd_open(pid: libc::pid_t, flags: libc::c_uint) -> libc::c_int {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pidfd_getfd`
[INFO] [stdout]   --> src/main.rs:97:11
[INFO] [stdout]    |
[INFO] [stdout] 97 | unsafe fn pidfd_getfd(
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_process_fd`
[INFO] [stdout]    --> src/main.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn get_process_fd(pid: u32, target_fd: i32) -> nix::Result<RawFd> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.64s
[INFO] running `Command { std: "docker" "inspect" "f2d3836db14c8224b1a279948c09e241a37e0c272aca606f0057e7dbeb0a9acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d3836db14c8224b1a279948c09e241a37e0c272aca606f0057e7dbeb0a9acd", kill_on_drop: false }`
[INFO] [stdout] f2d3836db14c8224b1a279948c09e241a37e0c272aca606f0057e7dbeb0a9acd
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fce4f6695e1e49a57b7a92935bc274a5e4e321a4567611bc3e943811ce59e267
[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" "fce4f6695e1e49a57b7a92935bc274a5e4e321a4567611bc3e943811ce59e267", kill_on_drop: false }`
[INFO] [stderr]    Compiling seccomp-notif v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `SECCOMP_GET_ACTION_AVAIL`
[INFO] [stdout]  --> src/sys.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const SECCOMP_GET_ACTION_AVAIL: libc::c_ulong = 2;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECCOMP_GET_NOTIF_SIZES`
[INFO] [stdout]  --> src/sys.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const SECCOMP_GET_NOTIF_SIZES: libc::c_ulong = 3;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECCOMP_ADDFD_FLAG_SETFD`
[INFO] [stdout]    --> src/sys.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub const SECCOMP_ADDFD_FLAG_SETFD: u32 = 1 << 0;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pidfd_open`
[INFO] [stdout]   --> src/main.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 | unsafe fn pidfd_open(pid: libc::pid_t, flags: libc::c_uint) -> libc::c_int {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pidfd_getfd`
[INFO] [stdout]   --> src/main.rs:97:11
[INFO] [stdout]    |
[INFO] [stdout] 97 | unsafe fn pidfd_getfd(
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_process_fd`
[INFO] [stdout]    --> src/main.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn get_process_fd(pid: u32, target_fd: i32) -> nix::Result<RawFd> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECCOMP_ADDFD_FLAG_SETFD`
[INFO] [stdout]    --> src/sys.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub const SECCOMP_ADDFD_FLAG_SETFD: u32 = 1 << 0;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "fce4f6695e1e49a57b7a92935bc274a5e4e321a4567611bc3e943811ce59e267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fce4f6695e1e49a57b7a92935bc274a5e4e321a4567611bc3e943811ce59e267", kill_on_drop: false }`
[INFO] [stdout] fce4f6695e1e49a57b7a92935bc274a5e4e321a4567611bc3e943811ce59e267
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3328ec2c367d1ef4c47430b1c3718706227f18225f4f953852fcb6b110c922dc
[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" "3328ec2c367d1ef4c47430b1c3718706227f18225f4f953852fcb6b110c922dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: constant is never used: `SECCOMP_GET_ACTION_AVAIL`
[INFO] [stdout] running 2 tests
[INFO] [stderr]  --> src/sys.rs:8:1
[INFO] [stdout] test sys::tests::test_action_avail ... ok
[INFO] [stderr]   |
[INFO] [stdout] test sys::tests::test_notif_sizes ... ok
[INFO] [stderr] 8 | pub const SECCOMP_GET_ACTION_AVAIL: libc::c_ulong = 2;
[INFO] [stdout] 
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: constant is never used: `SECCOMP_GET_NOTIF_SIZES`
[INFO] [stdout] 
[INFO] [stderr]  --> src/sys.rs:9:1
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 9 | pub const SECCOMP_GET_NOTIF_SIZES: libc::c_ulong = 3;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SECCOMP_ADDFD_FLAG_SETFD`
[INFO] [stderr]    --> src/sys.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 | pub const SECCOMP_ADDFD_FLAG_SETFD: u32 = 1 << 0;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SECCOMP_ADDFD_FLAG_SETFD`
[INFO] [stderr]    --> src/sys.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 | pub const SECCOMP_ADDFD_FLAG_SETFD: u32 = 1 << 0;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pidfd_open`
[INFO] [stderr]   --> src/main.rs:93:11
[INFO] [stderr]    |
[INFO] [stderr] 93 | unsafe fn pidfd_open(pid: libc::pid_t, flags: libc::c_uint) -> libc::c_int {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pidfd_getfd`
[INFO] [stderr]   --> src/main.rs:97:11
[INFO] [stderr]    |
[INFO] [stderr] 97 | unsafe fn pidfd_getfd(
[INFO] [stderr]    |           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_process_fd`
[INFO] [stderr]    --> src/main.rs:107:4
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn get_process_fd(pid: u32, target_fd: i32) -> nix::Result<RawFd> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seccomp_notif-4f34f1e2b031e617
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seccomp_notif-c1e164c82c0fa4b5
[INFO] [stderr]    Doc-tests seccomp-notif
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3328ec2c367d1ef4c47430b1c3718706227f18225f4f953852fcb6b110c922dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3328ec2c367d1ef4c47430b1c3718706227f18225f4f953852fcb6b110c922dc", kill_on_drop: false }`
[INFO] [stdout] 3328ec2c367d1ef4c47430b1c3718706227f18225f4f953852fcb6b110c922dc