[INFO] fetching crate safe_uri 0.1.0-beta.4...
[INFO] checking safe_uri-0.1.0-beta.4 against try#2f3c33065a16f1030e8d2f90241df3b4bea01e77 for pr-106060
[INFO] extracting crate safe_uri 0.1.0-beta.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate safe_uri 0.1.0-beta.4 on toolchain 2f3c33065a16f1030e8d2f90241df3b4bea01e77
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_uri 0.1.0-beta.4
[INFO] finished tweaking crates.io crate safe_uri 0.1.0-beta.4
[INFO] tweaked toml for crates.io crate safe_uri 0.1.0-beta.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "fetch" "--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" "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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb7920b518c2ff4370cce83f9f6c0df89b0c33433d13f9d75821da5d616c739d
[INFO] running `Command { std: "docker" "start" "-a" "fb7920b518c2ff4370cce83f9f6c0df89b0c33433d13f9d75821da5d616c739d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb7920b518c2ff4370cce83f9f6c0df89b0c33433d13f9d75821da5d616c739d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7920b518c2ff4370cce83f9f6c0df89b0c33433d13f9d75821da5d616c739d", kill_on_drop: false }`
[INFO] [stdout] fb7920b518c2ff4370cce83f9f6c0df89b0c33433d13f9d75821da5d616c739d
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f615dfeebe8dad2de54944642d0cb10db13fe1649411db0d5ed372ee8fabdce
[INFO] running `Command { std: "docker" "start" "-a" "3f615dfeebe8dad2de54944642d0cb10db13fe1649411db0d5ed372ee8fabdce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking shared_bytes v0.1.0-beta.4
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking safe_uri v0.1.0-beta.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `libc v0.2.139`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-3afa5aeede605ff7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Failed to get rustc version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.139/build.rs:135:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5584a62b07da - std::backtrace_rs::backtrace::libunwind::trace::h1946339b635c2023
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x5584a62b07da - std::backtrace_rs::backtrace::trace_unsynchronized::h3088487216d67579
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5584a62b07da - std::sys_common::backtrace::_print_fmt::hd5ec55edcb81c8fc
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x5584a62b07da - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h858338ba7ac09c0f
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x5584a62cde9e - core::fmt::write::hc50c8e45053b5e48
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/core/src/fmt/mod.rs:1208:17
[INFO] [stderr]      5:     0x5584a62ae395 - std::io::Write::write_fmt::h1d53f5306c12af1d
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/io/mod.rs:1682:15
[INFO] [stderr]      6:     0x5584a62b05a5 - std::sys_common::backtrace::_print::hb37a96c9d9ca140f
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x5584a62b05a5 - std::sys_common::backtrace::print::h4e359386fc98f9a0
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x5584a62b1c2f - std::panicking::default_hook::{{closure}}::h3576655a0146331d
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:267:22
[INFO] [stderr]      9:     0x5584a62b196b - std::panicking::default_hook::h228d721cd6938e8c
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:286:9
[INFO] [stderr]     10:     0x5584a62b233c - std::panicking::rust_panic_with_hook::h0e84fd61f72c02c2
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:688:13
[INFO] [stderr]     11:     0x5584a62916b4 - std::panicking::begin_panic::{{closure}}::hd8cca699f190a975
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:608:9
[INFO] [stderr]     12:     0x5584a6293ea5 - std::sys_common::backtrace::__rust_end_short_backtrace::hcd04ab9484185862
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/sys_common/backtrace.rs:137:18
[INFO] [stderr]     13:     0x5584a62915ec - std::panicking::begin_panic::h47106ec202960d56
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:607:12
[INFO] [stderr]     14:     0x5584a6290234 - build_script_build::rustc_minor_nightly::h870325308638ddb7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.139/build.rs:135:9
[INFO] [stderr]     15:     0x5584a628f491 - build_script_build::main::h53c563cbd935c21e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.139/build.rs:9:41
[INFO] [stderr]     16:     0x5584a629232b - core::ops::function::FnOnce::call_once::h31a0fec2ff2848fb
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/core/src/ops/function.rs:507:5
[INFO] [stderr]     17:     0x5584a6293ebe - std::sys_common::backtrace::__rust_begin_short_backtrace::hee32284664eda2cc
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/sys_common/backtrace.rs:121:18
[INFO] [stderr]     18:     0x5584a628d041 - std::rt::lang_start::{{closure}}::hb3465f785c1bde71
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/rt.rs:166:18
[INFO] [stderr]     19:     0x5584a62ab72c - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0eb564eb694b9d67
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/core/src/ops/function.rs:606:13
[INFO] [stderr]     20:     0x5584a62ab72c - std::panicking::try::do_call::hbfbdd576858a65ad
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:483:40
[INFO] [stderr]     21:     0x5584a62ab72c - std::panicking::try::hd4f59001659d0336
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:447:19
[INFO] [stderr]     22:     0x5584a62ab72c - std::panic::catch_unwind::h89526cd880b2899b
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panic.rs:137:14
[INFO] [stderr]     23:     0x5584a62ab72c - std::rt::lang_start_internal::{{closure}}::h1e618997cd402d82
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/rt.rs:148:48
[INFO] [stderr]     24:     0x5584a62ab72c - std::panicking::try::do_call::h1c15e98ee4b2006f
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:483:40
[INFO] [stderr]     25:     0x5584a62ab72c - std::panicking::try::hf9e1726ccc0d4b29
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panicking.rs:447:19
[INFO] [stderr]     26:     0x5584a62ab72c - std::panic::catch_unwind::h891b77bb635fc931
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/panic.rs:137:14
[INFO] [stderr]     27:     0x5584a62ab72c - std::rt::lang_start_internal::h7cf23dc624ba6279
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/rt.rs:148:20
[INFO] [stderr]     28:     0x5584a628d01a - std::rt::lang_start::h22b2732b7138aacd
[INFO] [stderr]                                  at /rustc/2f3c33065a16f1030e8d2f90241df3b4bea01e77/library/std/src/rt.rs:165:17
[INFO] [stderr]     29:     0x5584a6290c2e - main
[INFO] [stderr]     30:     0x7fdecf231083 - __libc_start_main
[INFO] [stderr]     31:     0x5584a628a70e - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3f615dfeebe8dad2de54944642d0cb10db13fe1649411db0d5ed372ee8fabdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f615dfeebe8dad2de54944642d0cb10db13fe1649411db0d5ed372ee8fabdce", kill_on_drop: false }`
[INFO] [stdout] 3f615dfeebe8dad2de54944642d0cb10db13fe1649411db0d5ed372ee8fabdce