[INFO] crate docs-rs-env-print 0.1.0 is already in cache [INFO] testing docs-rs-env-print-0.1.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate docs-rs-env-print 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate docs-rs-env-print 0.1.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate docs-rs-env-print 0.1.0 [INFO] finished tweaking crates.io crate docs-rs-env-print 0.1.0 [INFO] tweaked toml for crates.io crate docs-rs-env-print 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ec9c41949bf9a4d7cb4ba4b110c839d5ec8e5f310f035eb21fc75f40bb15113 [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" "5ec9c41949bf9a4d7cb4ba4b110c839d5ec8e5f310f035eb21fc75f40bb15113", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ec9c41949bf9a4d7cb4ba4b110c839d5ec8e5f310f035eb21fc75f40bb15113", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ec9c41949bf9a4d7cb4ba4b110c839d5ec8e5f310f035eb21fc75f40bb15113", kill_on_drop: false }` [INFO] [stdout] 5ec9c41949bf9a4d7cb4ba4b110c839d5ec8e5f310f035eb21fc75f40bb15113 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b60d61c20ca94dbf77d8100c9fc9b93bb8d2f518b179c9dfcaacb605a9bd1d1 [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" "7b60d61c20ca94dbf77d8100c9fc9b93bb8d2f518b179c9dfcaacb605a9bd1d1", kill_on_drop: false }` [INFO] [stderr] Compiling docs-rs-env-print v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `docs-rs-env-print v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/docs-rs-env-print-c533e646e2cfd303/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] CARGO=/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/bin/cargo [INFO] [stderr] CARGO_CFG_TARGET_ARCH=x86_64 [INFO] [stderr] CARGO_CFG_TARGET_ENDIAN=little [INFO] [stderr] CARGO_CFG_TARGET_ENV=gnu [INFO] [stderr] CARGO_CFG_TARGET_FAMILY=unix [INFO] [stderr] CARGO_CFG_TARGET_FEATURE=fxsr,sse,sse2 [INFO] [stderr] CARGO_CFG_TARGET_OS=linux [INFO] [stderr] CARGO_CFG_TARGET_POINTER_WIDTH=64 [INFO] [stderr] CARGO_CFG_TARGET_VENDOR=unknown [INFO] [stderr] CARGO_CFG_UNIX= [INFO] [stderr] CARGO_HOME=/opt/rustwide/cargo-home [INFO] [stderr] CARGO_INCREMENTAL=0 [INFO] [stderr] CARGO_MAKEFLAGS=--jobserver-fds=5,6 -j --jobserver-auth=5,6 -j [INFO] [stderr] CARGO_MANIFEST_DIR=/opt/rustwide/workdir [INFO] [stderr] CARGO_PKG_AUTHORS=lights0123 [INFO] [stderr] CARGO_PKG_DESCRIPTION=DON'T USE—for detecting docs.rs build envs [INFO] [stderr] CARGO_PKG_HOMEPAGE= [INFO] [stderr] CARGO_PKG_LICENSE=MIT OR Apache-2.0 [INFO] [stderr] CARGO_PKG_LICENSE_FILE= [INFO] [stderr] CARGO_PKG_NAME=docs-rs-env-print [INFO] [stderr] CARGO_PKG_REPOSITORY= [INFO] [stderr] CARGO_PKG_VERSION=0.1.0 [INFO] [stderr] CARGO_PKG_VERSION_MAJOR=0 [INFO] [stderr] CARGO_PKG_VERSION_MINOR=1 [INFO] [stderr] CARGO_PKG_VERSION_PATCH=0 [INFO] [stderr] CARGO_PKG_VERSION_PRE= [INFO] [stderr] CARGO_TARGET_DIR=/opt/rustwide/target [INFO] [stderr] DEBUG=true [INFO] [stderr] HOME=/root [INFO] [stderr] HOST=x86_64-unknown-linux-gnu [INFO] [stderr] HOSTNAME=7b60d61c20ca [INFO] [stderr] LD_LIBRARY_PATH=/opt/rustwide/target/debug/deps:/opt/rustwide/target/debug:/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib:/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib [INFO] [stderr] LOGNAME=root [INFO] [stderr] MAP_USER_ID=0 [INFO] [stderr] NUM_JOBS=16 [INFO] [stderr] OPT_LEVEL=0 [INFO] [stderr] OUT_DIR=/opt/rustwide/target/debug/build/docs-rs-env-print-82fc669567b957c5/out [INFO] [stderr] PATH=/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin [INFO] [stderr] PROFILE=debug [INFO] [stderr] PWD=/opt/rustwide/workdir [INFO] [stderr] RUSTC=rustc [INFO] [stderr] RUSTDOC=rustdoc [INFO] [stderr] RUSTFLAGS=--cap-lints=warn [INFO] [stderr] RUSTUP_HOME=/opt/rustwide/rustup-home [INFO] [stderr] RUSTUP_TOOLCHAIN=beta-2020-07-24-x86_64-unknown-linux-gnu [INFO] [stderr] RUST_BACKTRACE=full [INFO] [stderr] RUST_RECURSION_COUNT=1 [INFO] [stderr] SHELL=/bin/bash [INFO] [stderr] SHLVL=0 [INFO] [stderr] SOURCE_DIR=/opt/rustwide/workdir [INFO] [stderr] SSL_CERT_DIR=/usr/lib/ssl/certs [INFO] [stderr] SSL_CERT_FILE=/usr/lib/ssl/certs/ca-certificates.crt [INFO] [stderr] SUDO_COMMAND=/opt/rustwide/cargo-home/bin/cargo +beta-2020-07-24 build --frozen --message-format=json [INFO] [stderr] SUDO_GID=0 [INFO] [stderr] SUDO_UID=0 [INFO] [stderr] SUDO_USER=root [INFO] [stderr] TARGET=x86_64-unknown-linux-gnu [INFO] [stderr] TERM=unknown [INFO] [stderr] USER=root [INFO] [stderr] thread 'main' panicked at 'explicit panic', build.rs:3:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cb0afa2315 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55cb0afa2315 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55cb0afa2315 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55cb0afa2315 - ::fmt::hdb4a83d2b61107e5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55cb0afbeffc - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55cb0afa0812 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55cb0afa4750 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55cb0afa4750 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55cb0afa4750 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55cb0afa449c - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55cb0afa4d93 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55cb0af9b5f5 - std::panicking::begin_panic::he68ba2c1ee78d138 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x55cb0af9b831 - build_script_build::main::h7a4c17244c8e8de6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:3 [INFO] [stderr] 13: 0x55cb0af9a51b - std::rt::lang_start::{{closure}}::h98a2b6cfb89fa565 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55cb0afa5163 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55cb0afa5163 - std::panicking::try::do_call::he8e1d689a3e26def [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 16: 0x55cb0afa5163 - std::panicking::try::h264b6eebc2fa7bbf [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 17: 0x55cb0afa5163 - std::panic::catch_unwind::hbf28fafa723b2128 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55cb0afa5163 - std::rt::lang_start_internal::he959aa59bc3ec202 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x55cb0af9a4f7 - std::rt::lang_start::h5771bb5d70fddd81 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x55cb0af9ba1a - main [INFO] [stderr] 21: 0x7f4a8a6ad0b3 - __libc_start_main [INFO] [stderr] 22: 0x55cb0af9917e - _start [INFO] [stderr] 23: 0x0 - [INFO] running `Command { std: "docker" "inspect" "7b60d61c20ca94dbf77d8100c9fc9b93bb8d2f518b179c9dfcaacb605a9bd1d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b60d61c20ca94dbf77d8100c9fc9b93bb8d2f518b179c9dfcaacb605a9bd1d1", kill_on_drop: false }` [INFO] [stdout] 7b60d61c20ca94dbf77d8100c9fc9b93bb8d2f518b179c9dfcaacb605a9bd1d1