[INFO] fetching crate rtt-logger 0.2.1...
[INFO] testing rtt-logger-0.2.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate rtt-logger 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rtt-logger 0.2.1
[INFO] finished tweaking crates.io crate rtt-logger 0.2.1
[INFO] tweaked toml for crates.io crate rtt-logger 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtt-logger 0.2.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding rtt-target v0.3.1 (available: v0.6.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ufmt-write v0.1.0
[INFO] [stderr]   Downloaded rtt-target v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dea3b4666526b2c231604037f297ffe422eb898bf6721be6ad7da4d1393402e
[INFO] running `Command { std: "docker" "start" "-a" "6dea3b4666526b2c231604037f297ffe422eb898bf6721be6ad7da4d1393402e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dea3b4666526b2c231604037f297ffe422eb898bf6721be6ad7da4d1393402e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dea3b4666526b2c231604037f297ffe422eb898bf6721be6ad7da4d1393402e", kill_on_drop: false }`
[INFO] [stdout] 6dea3b4666526b2c231604037f297ffe422eb898bf6721be6ad7da4d1393402e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc446b1c210f2d7cef00a003ce4be4a194c6a82404ac8021198c8b63e8c12e30
[INFO] running `Command { std: "docker" "start" "-a" "bc446b1c210f2d7cef00a003ce4be4a194c6a82404ac8021198c8b63e8c12e30", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling rtt-target v0.3.1
[INFO] [stderr]    Compiling rtt-logger v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "bc446b1c210f2d7cef00a003ce4be4a194c6a82404ac8021198c8b63e8c12e30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc446b1c210f2d7cef00a003ce4be4a194c6a82404ac8021198c8b63e8c12e30", kill_on_drop: false }`
[INFO] [stdout] bc446b1c210f2d7cef00a003ce4be4a194c6a82404ac8021198c8b63e8c12e30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da4d7c08c0ebdcb50d438ed85c34bda52663317b5a5d9d7f4d25e486d1f58458
[INFO] running `Command { std: "docker" "start" "-a" "da4d7c08c0ebdcb50d438ed85c34bda52663317b5a5d9d7f4d25e486d1f58458", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtt-logger v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "da4d7c08c0ebdcb50d438ed85c34bda52663317b5a5d9d7f4d25e486d1f58458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4d7c08c0ebdcb50d438ed85c34bda52663317b5a5d9d7f4d25e486d1f58458", kill_on_drop: false }`
[INFO] [stdout] da4d7c08c0ebdcb50d438ed85c34bda52663317b5a5d9d7f4d25e486d1f58458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 398db2e1433c2aa38599b640bceff062e8e89d9de5227a8d2038eead3a001de3
[INFO] running `Command { std: "docker" "start" "-a" "398db2e1433c2aa38599b640bceff062e8e89d9de5227a8d2038eead3a001de3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rtt_logger-522051c2692c4dae)
[INFO] [stderr]    Doc-tests rtt_logger
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 3) stdout ----
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustdoctestnH048H/rustcR25ffr/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{librtt_logger-17b9d326669b213b,librtt_target-e788dcdb5cee0087,libcortex_m-9ac7d3194fd766ac,libembedded_hal-aad3065c05780b33,libvoid-8fb58cead668e866,libnb-85acb7382321b80c,libnb-342190594936ebe9,libvolatile_register-a0a4413f0cd0dea4,libvcell-91258b04ce1187bd,libbare_metal-c18422200194f5c7,libufmt_write-11367f09ee47ce6f,liblog-8cdbcf384ab44191}.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" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustdoctestnH048H/rustcR25ffr/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" "/tmp/rustdoctestnH048H/rust_out" "-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: __primask_r
[INFO] [stdout]           >>> referenced by call_asm.rs:19 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:19)
[INFO] [stdout]           >>>               rtt_target-e788dcdb5cee0087.rtt_target.3cfc4fade25a5cdd-cgu.0.rcgu.o:(cortex_m::register::primask::read::hb8dd601ce7b05f24) in archive /opt/rustwide/target/debug/deps/librtt_target-e788dcdb5cee0087.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: __cpsie
[INFO] [stdout]           >>> referenced by call_asm.rs:19 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:19)
[INFO] [stdout]           >>>               rtt_target-e788dcdb5cee0087.rtt_target.3cfc4fade25a5cdd-cgu.0.rcgu.o:(cortex_m::interrupt::enable::ha95c703548356070) in archive /opt/rustwide/target/debug/deps/librtt_target-e788dcdb5cee0087.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: __cpsid
[INFO] [stdout]           >>> referenced by call_asm.rs:19 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:19)
[INFO] [stdout]           >>>               rtt_target-e788dcdb5cee0087.rtt_target.3cfc4fade25a5cdd-cgu.0.rcgu.o:(cortex_m::interrupt::disable::h7cff2fb26192566e) in archive /opt/rustwide/target/debug/deps/librtt_target-e788dcdb5cee0087.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 3)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "398db2e1433c2aa38599b640bceff062e8e89d9de5227a8d2038eead3a001de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398db2e1433c2aa38599b640bceff062e8e89d9de5227a8d2038eead3a001de3", kill_on_drop: false }`
[INFO] [stdout] 398db2e1433c2aa38599b640bceff062e8e89d9de5227a8d2038eead3a001de3
