[INFO] cloning repository https://github.com/doyshinda/rxdp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doyshinda/rxdp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyshinda%2Frxdp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyshinda%2Frxdp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 000b63b7d20edfd0a0c3c71e6d793a2823683e4a
[INFO] checking doyshinda/rxdp against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoyshinda%2Frxdp" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doyshinda/rxdp on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doyshinda/rxdp
[INFO] finished tweaking git repo https://github.com/doyshinda/rxdp
[INFO] tweaked toml for git repo https://github.com/doyshinda/rxdp written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/doyshinda/rxdp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.2.7
[INFO] [stderr]   Downloaded tinytemplate v1.1.0
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded serde_json v1.0.60
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] [stderr]   Downloaded cc v1.0.61
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded criterion v0.3.3
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded libbpf-sys v0.1.0-1
[INFO] [stderr]   Downloaded plotters v0.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac6e720557e8df0170f8bbf4da47fb1055fbbad5e98c83917a7ac1422785fd60
[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" "ac6e720557e8df0170f8bbf4da47fb1055fbbad5e98c83917a7ac1422785fd60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac6e720557e8df0170f8bbf4da47fb1055fbbad5e98c83917a7ac1422785fd60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6e720557e8df0170f8bbf4da47fb1055fbbad5e98c83917a7ac1422785fd60", kill_on_drop: false }`
[INFO] [stdout] ac6e720557e8df0170f8bbf4da47fb1055fbbad5e98c83917a7ac1422785fd60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5c62266831a4a9a71988acdfec29d978ee9c05989ad5b98afe74cdac1865b63
[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" "e5c62266831a4a9a71988acdfec29d978ee9c05989ad5b98afe74cdac1865b63", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   crossbeam-utils v0.8.1: default
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling libbpf-sys v0.1.0-1
[INFO] [stderr]    Compiling rxdp v0.3.1 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 53 | /     unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) {
[INFO] [stdout] 54 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 55 | |         handler.handle_sample_event(cpu, data, size);
[INFO] [stdout] 56 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(no_mangle_generic_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 59 | /     unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) {
[INFO] [stdout] 60 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 61 | |         handler.handle_lost_event(cpu, cnt);
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]    Migrating benches/rxdp_benchmark.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/utils.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/integration.rs from 2018 edition to 2021
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 53 | /     unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) {
[INFO] [stdout] 54 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 55 | |         handler.handle_sample_event(cpu, data, size);
[INFO] [stdout] 56 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(no_mangle_generic_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 59 | /     unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) {
[INFO] [stdout] 60 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 61 | |         handler.handle_lost_event(cpu, cnt);
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling rxdp v0.3.1 (/tmp/fixit)
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 53 | /     unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) {
[INFO] [stdout] 54 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 55 | |         handler.handle_sample_event(cpu, data, size);
[INFO] [stdout] 56 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(no_mangle_generic_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 59 | /     unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) {
[INFO] [stdout] 60 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 61 | |         handler.handle_lost_event(cpu, cnt);
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 53 | /     unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) {
[INFO] [stdout] 54 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 55 | |         handler.handle_sample_event(cpu, data, size);
[INFO] [stdout] 56 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(no_mangle_generic_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |       #[no_mangle]
[INFO] [stdout]    |       ------------ help: remove this attribute
[INFO] [stdout] 59 | /     unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) {
[INFO] [stdout] 60 | |         let handler: &mut EventHandler<T> = &mut *(ctx as *mut EventHandler<T>);
[INFO] [stdout] 61 | |         handler.handle_lost_event(cpu, cnt);
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.02s
[INFO] running `Command { std: "docker" "inspect" "e5c62266831a4a9a71988acdfec29d978ee9c05989ad5b98afe74cdac1865b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c62266831a4a9a71988acdfec29d978ee9c05989ad5b98afe74cdac1865b63", kill_on_drop: false }`
[INFO] [stdout] e5c62266831a4a9a71988acdfec29d978ee9c05989ad5b98afe74cdac1865b63