[INFO] fetching crate readapt 0.1.2...
[INFO] testing readapt-0.1.2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate readapt 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate readapt 0.1.2
[INFO] finished tweaking crates.io crate readapt 0.1.2
[INFO] tweaked toml for crates.io crate readapt 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate readapt 0.1.2 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate readapt 0.1.2 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pre-commit v0.5.2
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded syn v2.0.85
[INFO] [stderr]   Downloaded libc v0.2.161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d248c4370c4091101caab64f7bd92de394a1376d995b7c2850edf5b7eab59861
[INFO] running `Command { std: "docker" "start" "-a" "d248c4370c4091101caab64f7bd92de394a1376d995b7c2850edf5b7eab59861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d248c4370c4091101caab64f7bd92de394a1376d995b7c2850edf5b7eab59861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d248c4370c4091101caab64f7bd92de394a1376d995b7c2850edf5b7eab59861", kill_on_drop: false }`
[INFO] [stdout] d248c4370c4091101caab64f7bd92de394a1376d995b7c2850edf5b7eab59861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 392e31520b8c2df3383c7c97177f828a13c54293f9e5baa5d93fa96084ae554b
[INFO] running `Command { std: "docker" "start" "-a" "392e31520b8c2df3383c7c97177f828a13c54293f9e5baa5d93fa96084ae554b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling pre-commit v0.5.2
[INFO] [stderr] error: failed to run custom build command for `pre-commit v0.5.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pre-commit-ba0c53ac430f60d2/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   looking for root in "/opt/rustwide/target/debug/build/pre-commit-384b678297c01196/out"
[INFO] [stderr]   looking for root in "/opt/rustwide/target/debug/build/pre-commit-384b678297c01196"
[INFO] [stderr]   looking for root in "/opt/rustwide/target/debug/build"
[INFO] [stderr]   looking for root in "/opt/rustwide/target/debug"
[INFO] [stderr]   looking for root in "/opt/rustwide/target"
[INFO] [stderr]   looking for root in "/opt/rustwide"
[INFO] [stderr]   looking for root in "/opt"
[INFO] [stderr]   looking for root in "/"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (281) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pre-commit-0.5.2/build.rs:9:17:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Custom { kind: NotFound, error: "Crate root not found" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5e349428cae2 - std::backtrace_rs::backtrace::libunwind::trace::h76861be37b31432e
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5e349428cae2 - std::backtrace_rs::backtrace::trace_unsynchronized::h58d4003082192c17
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5e349428cae2 - std::sys::backtrace::_print_fmt::hfe5857a399620d2a
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5e349428cae2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h52160e9da139e442
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5e349429bf0f - core::fmt::rt::Argument::fmt::h66fe6fef9ecca14a
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5e349429bf0f - core::fmt::write::hf09a056a304e021a
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5e34942699e1 - std::io::default_write_fmt::h7567c5950fb0173c
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5e34942699e1 - std::io::Write::write_fmt::h361c7127187cda65
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5e349426f492 - std::sys::backtrace::BacktraceLock::print::h15104dbcf0fd1f14
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5e3494270fcc - std::panicking::default_hook::{{closure}}::h0fa6cd8dbe0dd76b
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5e3494270e26 - std::panicking::default_hook::h8d20506cf72e4831
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5e3494271655 - std::panicking::panic_with_hook::h746880a052e02c85
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5e34942714ea - std::panicking::panic_handler::{{closure}}::h14b95830f89d14b3
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5e349426f5c9 - std::sys::backtrace::__rust_end_short_backtrace::h7ddaac0e9609a83d
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5e349425e35d - __rustc[76f7e7187978e2f8]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5e34942a0a50 - core::panicking::panic_fmt::heb245a301f4395db
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x5e34942a0246 - core::result::unwrap_failed::h91bd1e1731f928fc
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x5e3494235a5c - build_script_build::main::h9b8719e08b31822b
[INFO] [stderr]     18:     0x5e3494237713 - core::ops::function::FnOnce::call_once::h6639ae975d371dfb
[INFO] [stderr]     19:     0x5e34942373c6 - std::sys::backtrace::__rust_begin_short_backtrace::h4e8a405cb9859966
[INFO] [stderr]     20:     0x5e3494237239 - std::rt::lang_start::{{closure}}::h7fe37f16e1fb938c
[INFO] [stderr]     21:     0x5e349426b250 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h92f7271baace0227
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5e349426b250 - std::panicking::catch_unwind::do_call::hab80bc7615f9a56f
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x5e349426b250 - std::panicking::catch_unwind::h44920ff533ed11dd
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x5e349426b250 - std::panic::catch_unwind::hbc4760794652046f
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5e349426b250 - std::rt::lang_start_internal::{{closure}}::h017b9ee7d9dfccf2
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5e349426b250 - std::panicking::catch_unwind::do_call::h5c448dae61c3a22b
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5e349426b250 - std::panicking::catch_unwind::ha3a2750d16137715
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5e349426b250 - std::panic::catch_unwind::ha56344eb931bca1a
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5e349426b250 - std::rt::lang_start_internal::h4e6c18fadc4e7470
[INFO] [stderr]                                  at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5e3494237221 - std::rt::lang_start::he11316befcfaa6bb
[INFO] [stderr]     31:     0x5e349423b675 - main
[INFO] [stderr]     32:     0x7f69890961ca - <unknown>
[INFO] [stderr]     33:     0x7f698909628b - __libc_start_main
[INFO] [stderr]     34:     0x5e3494234215 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "392e31520b8c2df3383c7c97177f828a13c54293f9e5baa5d93fa96084ae554b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392e31520b8c2df3383c7c97177f828a13c54293f9e5baa5d93fa96084ae554b", kill_on_drop: false }`
[INFO] [stdout] 392e31520b8c2df3383c7c97177f828a13c54293f9e5baa5d93fa96084ae554b