[INFO] cloning repository https://github.com/amiraeva/atsamd21-monotonic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amiraeva/atsamd21-monotonic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famiraeva%2Fatsamd21-monotonic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famiraeva%2Fatsamd21-monotonic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b13f7cb570a11bce5f468038402c791b1e14d049
[INFO] checking amiraeva/atsamd21-monotonic/b13f7cb570a11bce5f468038402c791b1e14d049 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famiraeva%2Fatsamd21-monotonic" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amiraeva/atsamd21-monotonic on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/amiraeva/atsamd21-monotonic
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/amiraeva/atsamd21-monotonic
[INFO] tweaked toml for git repo https://github.com/amiraeva/atsamd21-monotonic written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/amiraeva/atsamd21-monotonic 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded numtoa v0.2.3
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded cortex-m v0.6.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.19
[INFO] [stderr]   Downloaded atomic v0.5.0
[INFO] [stderr]   Downloaded paste-impl v0.1.18
[INFO] [stderr]   Downloaded indexmap v1.5.1
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded hashbrown v0.8.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.12
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded rtic-syntax v0.4.0
[INFO] [stderr]   Downloaded hash32 v0.1.1
[INFO] [stderr]   Downloaded version_check v0.9.2
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded paste v0.1.18
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded as-slice v0.1.3
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded heapless v0.5.5
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded usbd-serial v0.1.0
[INFO] [stderr]   Downloaded feather_m0 v0.7.0
[INFO] [stderr]   Downloaded rtic-core v0.3.0
[INFO] [stderr]   Downloaded cortex-m-rtic-macros v0.5.0
[INFO] [stderr]   Downloaded cortex-m-rtic v0.5.3
[INFO] [stderr]   Downloaded usb-device v0.2.5
[INFO] [stderr]   Downloaded atsamd-hal v0.9.0
[INFO] [stderr]   Downloaded atsamd21g18a v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c65f92b148c2df7a24c94e70d7bf23daafabf9ef5efc9edc668e5709784a4478
[INFO] running `Command { std: "docker" "start" "-a" "c65f92b148c2df7a24c94e70d7bf23daafabf9ef5efc9edc668e5709784a4478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c65f92b148c2df7a24c94e70d7bf23daafabf9ef5efc9edc668e5709784a4478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65f92b148c2df7a24c94e70d7bf23daafabf9ef5efc9edc668e5709784a4478", kill_on_drop: false }`
[INFO] [stdout] c65f92b148c2df7a24c94e70d7bf23daafabf9ef5efc9edc668e5709784a4478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9910e29d2ea67743ca1210d75c69295271b1a41a2d53dafe626254e0ec5e2d2
[INFO] running `Command { std: "docker" "start" "-a" "f9910e29d2ea67743ca1210d75c69295271b1a41a2d53dafe626254e0ec5e2d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling atsamd21g18a v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling heapless v0.5.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking usb-device v0.2.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling feather_m0 v0.7.0
[INFO] [stderr]     Checking rtic-core v0.3.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking usbd-serial v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtic v0.5.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]    Compiling rtic-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling cortex-m-rtic-macros v0.5.0
[INFO] [stderr]     Checking atsamd-hal v0.9.0
[INFO] [stderr]     Checking atsamd21-monotonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Monotonic` in `atsamd21_monotonic`
[INFO] [stdout]   --> examples/blink_1s.rs:82:41
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let start = atsamd21_monotonic::Monotonic::now();
[INFO] [stdout]    |                                         ^^^^^^^^^ could not find `Monotonic` in `atsamd21_monotonic`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 4  + use rtic::Monotonic;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Monotonic`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 82 -         let start = atsamd21_monotonic::Monotonic::now();
[INFO] [stdout] 82 +         let start = Monotonic::now();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Monotonic` in `atsamd21_monotonic`
[INFO] [stdout]   --> examples/blink_1s.rs:85:35
[INFO] [stdout]    |
[INFO] [stdout] 85 |         while atsamd21_monotonic::Monotonic::now() < next {}
[INFO] [stdout]    |                                   ^^^^^^^^^ could not find `Monotonic` in `atsamd21_monotonic`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 4  + use rtic::Monotonic;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Monotonic`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 85 -         while atsamd21_monotonic::Monotonic::now() < next {}
[INFO] [stdout] 85 +         while Monotonic::now() < next {}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Monotonic` in `atsamd21_monotonic`
[INFO] [stdout]    --> examples/blink_1s.rs:119:53
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let count = atsamd21_monotonic::Monotonic::now().0;
[INFO] [stdout]     |                                                     ^^^^^^^^^ could not find `Monotonic` in `atsamd21_monotonic`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 4   + use rtic::Monotonic;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Monotonic`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 119 -                     let count = atsamd21_monotonic::Monotonic::now().0;
[INFO] [stdout] 119 +                     let count = Monotonic::now().0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `FusedTimerCounter` is private
[INFO] [stdout]   --> examples/blink_1s.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | use atsamd21_monotonic::FusedTimerCounter;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `FusedTimerCounter` is defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FusedTimerCounter<T1, T2> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atsamd21-monotonic` (example "blink_1s") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "f9910e29d2ea67743ca1210d75c69295271b1a41a2d53dafe626254e0ec5e2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9910e29d2ea67743ca1210d75c69295271b1a41a2d53dafe626254e0ec5e2d2", kill_on_drop: false }`
[INFO] [stdout] f9910e29d2ea67743ca1210d75c69295271b1a41a2d53dafe626254e0ec5e2d2