[INFO] cloning repository https://github.com/jamesmunns/tiny-nrf52 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamesmunns/tiny-nrf52" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Ftiny-nrf52", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Ftiny-nrf52'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cdb8b24e6e502f049e8569b7cf38075ba55923d [INFO] testing jamesmunns/tiny-nrf52 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Ftiny-nrf52" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jamesmunns/tiny-nrf52 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-10/source/.cargo/config [INFO] started tweaking git repo https://github.com/jamesmunns/tiny-nrf52 [INFO] finished tweaking git repo https://github.com/jamesmunns/tiny-nrf52 [INFO] tweaked toml for git repo https://github.com/jamesmunns/tiny-nrf52 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/jamesmunns/tiny-nrf52 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87d6757dca45e0870324cdaf916bda61df7b56966252948a4b4c436a9d3d3d7d [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" "87d6757dca45e0870324cdaf916bda61df7b56966252948a4b4c436a9d3d3d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87d6757dca45e0870324cdaf916bda61df7b56966252948a4b4c436a9d3d3d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87d6757dca45e0870324cdaf916bda61df7b56966252948a4b4c436a9d3d3d7d", kill_on_drop: false }` [INFO] [stdout] 87d6757dca45e0870324cdaf916bda61df7b56966252948a4b4c436a9d3d3d7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59b05c26b871ede598df13fe7a7341c5878e152e7b8f6ab5242c34604f426dfc [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" "59b05c26b871ede598df13fe7a7341c5878e152e7b8f6ab5242c34604f426dfc", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling cortex-m v0.6.1 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling vcell v0.1.2 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling nb v0.1.2 [INFO] [stderr] Compiling cortex-m-rt v0.6.10 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling fpa v0.1.0 [INFO] [stderr] Compiling nrf52832-pac v0.8.0 [INFO] [stderr] Compiling r0 v0.2.2 [INFO] [stderr] Compiling nrf52832-hal v0.8.1 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.5 [INFO] [stderr] Compiling encode_unicode v0.3.6 [INFO] [stderr] Compiling heapless v0.5.1 [INFO] [stderr] Compiling volatile-register v0.2.0 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling embedded-hal v0.2.3 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling embedded-timeout-macros v0.2.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling hash32 v0.1.1 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling generic-array v0.13.2 [INFO] [stderr] Compiling as-slice v0.1.0 [INFO] [stderr] Compiling aligned v0.3.1 [INFO] [stderr] Compiling panic-reset v0.1.0 [INFO] [stderr] Compiling hash32-derive v0.1.0 [INFO] [stderr] Compiling ieee802154 v0.3.0 [INFO] [stderr] Compiling cortex-m-rt-macros v0.1.6 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling ssmarshal v1.0.0 [INFO] [stderr] Compiling dw1000 v0.3.0 [INFO] [stderr] Compiling nrf52-hal-common v0.8.1 [INFO] [stderr] Compiling dwm1001 v0.3.0 [INFO] [stderr] Compiling tiny-nrf52 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:23:26 [INFO] [stdout] | [INFO] [stdout] 23 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 23 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-Wl,--as-needed" "-L" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/tiny_nrf52-450f138c1b984070.tiny_nrf52.dawhmsmj-cgu.0.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/tiny_nrf52-450f138c1b984070" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-ce22243953716b7b/out" "-L" "/opt/rustwide/target/debug/build/nrf52832-hal-62ceff29bc68cdb8/out" "-L" "/opt/rustwide/target/debug/build/nrf52832-pac-f39dfbe7f0bf28e9/out" "-L" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,--start-group" "-Wl,--end-group" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1eec8756baa5bc24.rlib" "-Wl,-Bdynamic" [INFO] [stdout] = note: /usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/Scrt1.o: in function `_start': [INFO] [stdout] (.text+0x16): undefined reference to `__libc_csu_fini' [INFO] [stdout] /usr/bin/ld: (.text+0x1d): undefined reference to `__libc_csu_init' [INFO] [stdout] /usr/bin/ld: (.text+0x2a): undefined reference to `__libc_start_main' [INFO] [stdout] /usr/bin/ld: /usr/bin/ld: DWARF error: mangled line number section (bad file number) [INFO] [stdout] /opt/rustwide/target/debug/deps/tiny_nrf52-450f138c1b984070.tiny_nrf52.dawhmsmj-cgu.0.rcgu.o: in function `tiny_nrf52::inner_main': [INFO] [stdout] /opt/rustwide/workdir/src/main.rs:48: undefined reference to `memset' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/tiny_nrf52-450f138c1b984070.tiny_nrf52.dawhmsmj-cgu.0.rcgu.o: in function `core::fmt::num::imp::fmt_u64': [INFO] [stdout] /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d//library/core/src/cmp.rs:1039: undefined reference to `memset' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/tiny_nrf52-450f138c1b984070.tiny_nrf52.dawhmsmj-cgu.0.rcgu.o: in function `core::slice::::copy_from_slice': [INFO] [stdout] /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/slice/mod.rs:3059: undefined reference to `memcpy' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tiny-nrf52` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "59b05c26b871ede598df13fe7a7341c5878e152e7b8f6ab5242c34604f426dfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59b05c26b871ede598df13fe7a7341c5878e152e7b8f6ab5242c34604f426dfc", kill_on_drop: false }` [INFO] [stdout] 59b05c26b871ede598df13fe7a7341c5878e152e7b8f6ab5242c34604f426dfc