[INFO] cloning repository https://github.com/krlsedu/tech_talk [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krlsedu/tech_talk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlsedu%2Ftech_talk", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlsedu%2Ftech_talk'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b57f8cd3f660b11ee447582c0e4513a61e31a693 [INFO] checking krlsedu/tech_talk against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlsedu%2Ftech_talk" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/krlsedu/tech_talk on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/krlsedu/tech_talk [INFO] finished tweaking git repo https://github.com/krlsedu/tech_talk [INFO] tweaked toml for git repo https://github.com/krlsedu/tech_talk written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/krlsedu/tech_talk already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded block-cipher-trait v0.6.2 [INFO] [stderr] Downloaded aesni v0.6.0 [INFO] [stderr] Downloaded rocket_contrib v0.4.5 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded inotify-sys v0.1.3 [INFO] [stderr] Downloaded language-tags v0.2.2 [INFO] [stderr] Downloaded tinyvec v0.3.4 [INFO] [stderr] Downloaded quote v1.0.7 [INFO] [stderr] Downloaded sha2 v0.8.2 [INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded safemem v0.3.3 [INFO] [stderr] Downloaded rocket v0.4.5 [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded inotify v0.7.1 [INFO] [stderr] Downloaded devise_core v0.2.0 [INFO] [stderr] Downloaded crypto-mac v0.7.0 [INFO] [stderr] Downloaded hmac v0.7.1 [INFO] [stderr] Downloaded hkdf v0.8.0 [INFO] [stderr] Downloaded universal-hash v0.3.0 [INFO] [stderr] Downloaded rocket_codegen v0.4.5 [INFO] [stderr] Downloaded fsevent-sys v2.0.1 [INFO] [stderr] Downloaded state v0.4.1 [INFO] [stderr] Downloaded pear v0.1.4 [INFO] [stderr] Downloaded pear_codegen v0.1.4 [INFO] [stderr] Downloaded rocket_http v0.4.5 [INFO] [stderr] Downloaded hyper v0.10.16 [INFO] [stderr] Downloaded mime v0.2.6 [INFO] [stderr] Downloaded aes v0.3.2 [INFO] [stderr] Downloaded polyval v0.3.3 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded opaque-debug v0.2.3 [INFO] [stderr] Downloaded block-buffer v0.7.3 [INFO] [stderr] Downloaded net2 v0.2.35 [INFO] [stderr] Downloaded generic-array v0.12.3 [INFO] [stderr] Downloaded memchr v2.3.3 [INFO] [stderr] Downloaded fake-simd v0.1.2 [INFO] [stderr] Downloaded filetime v0.2.12 [INFO] [stderr] Downloaded getrandom v0.1.15 [INFO] [stderr] Downloaded indexmap v1.6.0 [INFO] [stderr] Downloaded matches v0.1.8 [INFO] [stderr] Downloaded unicode-bidi v0.3.4 [INFO] [stderr] Downloaded rand_core v0.5.1 [INFO] [stderr] Downloaded digest v0.8.1 [INFO] [stderr] Downloaded atty v0.2.14 [INFO] [stderr] Downloaded block-padding v0.1.5 [INFO] [stderr] Downloaded time v0.1.44 [INFO] [stderr] Downloaded base64 v0.12.3 [INFO] [stderr] Downloaded devise_codegen v0.2.0 [INFO] [stderr] Downloaded devise v0.2.0 [INFO] [stderr] Downloaded zeroize v1.1.1 [INFO] [stderr] Downloaded ppv-lite86 v0.2.9 [INFO] [stderr] Downloaded wasi v0.9.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded notify v4.0.15 [INFO] [stderr] Downloaded lazycell v1.3.0 [INFO] [stderr] Downloaded rand v0.7.3 [INFO] [stderr] Downloaded idna v0.1.5 [INFO] [stderr] Downloaded hashbrown v0.9.1 [INFO] [stderr] Downloaded unicode-normalization v0.1.13 [INFO] [stderr] Downloaded serde v1.0.117 [INFO] [stderr] Downloaded toml v0.4.10 [INFO] [stderr] Downloaded serde_json v1.0.59 [INFO] [stderr] Downloaded url v1.7.2 [INFO] [stderr] Downloaded mio v0.6.22 [INFO] [stderr] Downloaded aead v0.2.0 [INFO] [stderr] Downloaded aes-gcm v0.5.0 [INFO] [stderr] Downloaded log v0.3.9 [INFO] [stderr] Downloaded rand_hc v0.2.0 [INFO] [stderr] Downloaded libc v0.2.79 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded typenum v1.12.0 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded rand_chacha v0.2.2 [INFO] [stderr] Downloaded smallvec v1.4.2 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded wasi v0.10.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded percent-encoding v1.0.1 [INFO] [stderr] Downloaded unicode-xid v0.2.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.24 [INFO] [stderr] Downloaded serde_derive v1.0.117 [INFO] [stderr] Downloaded itoa v0.4.6 [INFO] [stderr] Downloaded byte-tools v0.3.1 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded httparse v1.3.4 [INFO] [stderr] Downloaded version_check v0.9.2 [INFO] [stderr] Downloaded ghash v0.2.3 [INFO] [stderr] Downloaded subtle v2.3.0 [INFO] [stderr] Downloaded subtle v1.0.0 [INFO] [stderr] Downloaded typeable v0.1.2 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded syn v0.15.44 [INFO] [stderr] Downloaded yansi v0.5.0 [INFO] [stderr] Downloaded syn v1.0.44 [INFO] [stderr] Downloaded aes-soft v0.3.3 [INFO] [stderr] Downloaded cookie v0.11.3 [INFO] [stderr] Downloaded hermit-abi v0.1.17 [INFO] [stderr] Downloaded unicase v1.4.2 [INFO] [stderr] Downloaded base64 v0.9.3 [INFO] [stderr] Downloaded traitobject v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 237e17f8d472bba7db6c5b5a3c0f105d8a6e79f9d8966c17872dce26a29b40d0 [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" "237e17f8d472bba7db6c5b5a3c0f105d8a6e79f9d8966c17872dce26a29b40d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "237e17f8d472bba7db6c5b5a3c0f105d8a6e79f9d8966c17872dce26a29b40d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "237e17f8d472bba7db6c5b5a3c0f105d8a6e79f9d8966c17872dce26a29b40d0", kill_on_drop: false }` [INFO] [stdout] 237e17f8d472bba7db6c5b5a3c0f105d8a6e79f9d8966c17872dce26a29b40d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9487de0c9615dde1eb7749d9b61a3b29bafe0d663760e82b2da11acbb868fb6 [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" "c9487de0c9615dde1eb7749d9b61a3b29bafe0d663760e82b2da11acbb868fb6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.44 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.12 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rocket_codegen v0.4.5 [INFO] [stderr] Compiling rocket v0.4.5 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling polyval v0.3.3 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-64aaa21e6bc28b3b/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.48.0 (2020-11-08) [INFO] [stderr] Minimum required: 1.31.0-nightly (2018-10-05) [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cd2a30ed90 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55cd2a30ed90 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55cd2a30ed90 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55cd2a30ed90 - ::fmt::h1e0bdbb35e83deca [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55cd2a32b8ec - core::fmt::write::he67f9b17bcb7ee73 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55cd2a30c212 - std::io::Write::write_fmt::hac97d5cb5753e2ec [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55cd2a310ebd - std::sys_common::backtrace::_print::haa20918e28a126c5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55cd2a310ebd - std::sys_common::backtrace::print::h49e772a4873d9076 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55cd2a310ebd - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55cd2a310b68 - std::panicking::default_hook::h63997b7b949e1ce0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55cd2a311541 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55cd2a2dfc28 - std::panicking::begin_panic::{{closure}}::hfefe0b882aae81cc [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:506 [INFO] [stderr] 12: 0x55cd2a2dd398 - std::sys_common::backtrace::__rust_end_short_backtrace::h41b62285d89b276e [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55cd2a2dfb53 - std::panicking::begin_panic::h4e20c88d95895bfe [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:505 [INFO] [stderr] 14: 0x55cd2a2db867 - build_script_build::main::hb019262e146b41de [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24 [INFO] [stderr] 15: 0x55cd2a2dd70b - core::ops::function::FnOnce::call_once::h96b9723f054519b3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227 [INFO] [stderr] 16: 0x55cd2a2dd3ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h9e865b416d51d4c8 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 17: 0x55cd2a2ddaf1 - std::rt::lang_start::{{closure}}::h6114ca9a493f3e45 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66 [INFO] [stderr] 18: 0x55cd2a311967 - core::ops::function::impls:: for &F>::call_once::h908982dfc31b926f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259 [INFO] [stderr] 19: 0x55cd2a311967 - std::panicking::try::do_call::h92777899503b7584 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381 [INFO] [stderr] 20: 0x55cd2a311967 - std::panicking::try::h8815656b2b76e792 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345 [INFO] [stderr] 21: 0x55cd2a311967 - std::panic::catch_unwind::h112ab81228f50b46 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382 [INFO] [stderr] 22: 0x55cd2a311967 - std::rt::lang_start_internal::h1772a706c7575c24 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x55cd2a2ddac7 - std::rt::lang_start::h7b57f33be6c1b40b [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65 [INFO] [stderr] 24: 0x55cd2a2dbfda - main [INFO] [stderr] 25: 0x7f58bdca90b3 - __libc_start_main [INFO] [stderr] 26: 0x55cd2a2db0ae - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c9487de0c9615dde1eb7749d9b61a3b29bafe0d663760e82b2da11acbb868fb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9487de0c9615dde1eb7749d9b61a3b29bafe0d663760e82b2da11acbb868fb6", kill_on_drop: false }` [INFO] [stdout] c9487de0c9615dde1eb7749d9b61a3b29bafe0d663760e82b2da11acbb868fb6