[INFO] fetching crate ktracepoint 0.1.0...
[INFO] testing ktracepoint-0.1.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate ktracepoint 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ktracepoint 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ktracepoint 0.1.0
[INFO] tweaked toml for crates.io crate ktracepoint 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ktracepoint 0.1.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ktracepoint 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded static-keys v0.8.2
[INFO] [stderr]   Downloaded mach2 v0.5.0
[INFO] [stderr]   Downloaded clear-cache v0.1.1
[INFO] [stderr]   Downloaded jiff-static v0.2.5
[INFO] [stderr]   Downloaded jiff v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80c8ade649a71d3478447210c2473deae93f6a28bb7f26886a5b7b5fa9df7f33
[INFO] running `Command { std: "docker" "start" "-a" "80c8ade649a71d3478447210c2473deae93f6a28bb7f26886a5b7b5fa9df7f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80c8ade649a71d3478447210c2473deae93f6a28bb7f26886a5b7b5fa9df7f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c8ade649a71d3478447210c2473deae93f6a28bb7f26886a5b7b5fa9df7f33", kill_on_drop: false }`
[INFO] [stdout] 80c8ade649a71d3478447210c2473deae93f6a28bb7f26886a5b7b5fa9df7f33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ca964d62019e059ce2d7cbf7fcfc778033a965554701e2163b3f06f6b65ad77
[INFO] running `Command { std: "docker" "start" "-a" "7ca964d62019e059ce2d7cbf7fcfc778033a965554701e2163b3f06f6b65ad77", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling clear-cache v0.1.1
[INFO] [stderr]    Compiling static-keys v0.8.2
[INFO] [stderr]    Compiling ktracepoint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:316:52
[INFO] [stdout]     |
[INFO] [stdout] 316 |     let tracepoint_data_start = __start_tracepoint as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 316 |     let tracepoint_data_start = __start_tracepoint as *const () as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:317:49
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let tracepoint_data_end = __stop_tracepoint as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let tracepoint_data_end = __stop_tracepoint as *const () as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "7ca964d62019e059ce2d7cbf7fcfc778033a965554701e2163b3f06f6b65ad77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca964d62019e059ce2d7cbf7fcfc778033a965554701e2163b3f06f6b65ad77", kill_on_drop: false }`
[INFO] [stdout] 7ca964d62019e059ce2d7cbf7fcfc778033a965554701e2163b3f06f6b65ad77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d0718f5fa4305b9a97d11aebb7cb773a5e2c33b8e8f77d162c0ec90dcffc095
[INFO] running `Command { std: "docker" "start" "-a" "0d0718f5fa4305b9a97d11aebb7cb773a5e2c33b8e8f77d162c0ec90dcffc095", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling jiff v0.2.5
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling ktracepoint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:316:52
[INFO] [stdout]     |
[INFO] [stdout] 316 |     let tracepoint_data_start = __start_tracepoint as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 316 |     let tracepoint_data_start = __start_tracepoint as *const () as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:317:49
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let tracepoint_data_end = __stop_tracepoint as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let tracepoint_data_end = __stop_tracepoint as *const () as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:316:52
[INFO] [stdout]     |
[INFO] [stdout] 316 |     let tracepoint_data_start = __start_tracepoint as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 316 |     let tracepoint_data_start = __start_tracepoint as *const () as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:317:49
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let tracepoint_data_end = __stop_tracepoint as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let tracepoint_data_end = __stop_tracepoint as *const () as usize as *mut CommonTracePointMeta<L, K>;
[INFO] [stdout]     |                                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/examples/rustciJvj0J/symbols.o" "<7 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libenv_logger-7fc2b12056467f85,libanstream-7e30cbc045bfbad7,libanstyle_query-f0be367a66cb0b02,libis_terminal_polyfill-c14c9d53c4f80a97,libcolorchoice-dfb6701820ae12a0,libanstyle_parse-efd7d30a330dd8dd,libutf8parse-8828ddbb63eb8bad,libjiff-9e045ffac0af58f2,libenv_filter-717234b47af978de,libregex-c0b657c765701977,libregex_automata-cbd7d0270701f8b8,libaho_corasick-bbf1a4f0088c0f15,libmemchr-4f0714dc45d95749,libregex_syntax-2f734124a51b36fa,libanstyle-df82d657645c4a5c,libktracepoint-1568314215474c51,liblog-8df7809bc4bc4dee,libstatic_keys-8363cda73feb8c27,libclear_cache-a9eb744e46dc9696,liblibc-0ef89aa781d09ede,libspin-7448b5b14078bd2d,liblock_api-87fe6f2f71d5b0ae,libscopeguard-d52bd00767847e44}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/examples/rustciJvj0J/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/usage-ff8df05840bc9e3b" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: __start_tracepoint
[INFO] [stdout]           >>> referenced by lib.rs:316 (src/lib.rs:316)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/usage-ff8df05840bc9e3b.usage.6a6328da5c182b6d-cgu.2.rcgu.o:(ktracepoint::global_init_events::<spin::mutex::Mutex<()>, usage::tracepoint_test::Kops>)
[INFO] [stdout]           >>> referenced by lib.rs:323 (src/lib.rs:323)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/usage-ff8df05840bc9e3b.usage.6a6328da5c182b6d-cgu.2.rcgu.o:(ktracepoint::global_init_events::<spin::mutex::Mutex<()>, usage::tracepoint_test::Kops>)
[INFO] [stdout]           >>> referenced by lib.rs:320 (src/lib.rs:320)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/usage-ff8df05840bc9e3b.usage.6a6328da5c182b6d-cgu.2.rcgu.o:(ktracepoint::global_init_events::<spin::mutex::Mutex<()>, usage::tracepoint_test::Kops>)
[INFO] [stdout]           >>> referenced 1 more times
[INFO] [stdout]           >>> the encapsulation symbol needs to be retained under --gc-sections properly; consider -z nostart-stop-gc (see https://lld.llvm.org/ELF/start-stop-gc)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: __stop_tracepoint
[INFO] [stdout]           >>> referenced by lib.rs:317 (src/lib.rs:317)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/usage-ff8df05840bc9e3b.usage.6a6328da5c182b6d-cgu.2.rcgu.o:(ktracepoint::global_init_events::<spin::mutex::Mutex<()>, usage::tracepoint_test::Kops>)
[INFO] [stdout]           >>> referenced by lib.rs:323 (src/lib.rs:323)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/usage-ff8df05840bc9e3b.usage.6a6328da5c182b6d-cgu.2.rcgu.o:(ktracepoint::global_init_events::<spin::mutex::Mutex<()>, usage::tracepoint_test::Kops>)
[INFO] [stdout]           >>> referenced by lib.rs:321 (src/lib.rs:321)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/usage-ff8df05840bc9e3b.usage.6a6328da5c182b6d-cgu.2.rcgu.o:(ktracepoint::global_init_events::<spin::mutex::Mutex<()>, usage::tracepoint_test::Kops>)
[INFO] [stdout]           >>> referenced 1 more times
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ktracepoint` (example "usage") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0d0718f5fa4305b9a97d11aebb7cb773a5e2c33b8e8f77d162c0ec90dcffc095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d0718f5fa4305b9a97d11aebb7cb773a5e2c33b8e8f77d162c0ec90dcffc095", kill_on_drop: false }`
[INFO] [stdout] 0d0718f5fa4305b9a97d11aebb7cb773a5e2c33b8e8f77d162c0ec90dcffc095
