[INFO] fetching crate jsonschema-transpiler 1.8.1...
[INFO] checking jsonschema-transpiler-1.8.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate jsonschema-transpiler 1.8.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jsonschema-transpiler 1.8.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonschema-transpiler 1.8.1
[INFO] finished tweaking crates.io crate jsonschema-transpiler 1.8.1
[INFO] tweaked toml for crates.io crate jsonschema-transpiler 1.8.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate jsonschema-transpiler 1.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdf2443801100e2e8369cc73df5c4056609b7450ad6c4157c4eb179b1a88be8d
[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" "fdf2443801100e2e8369cc73df5c4056609b7450ad6c4157c4eb179b1a88be8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdf2443801100e2e8369cc73df5c4056609b7450ad6c4157c4eb179b1a88be8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf2443801100e2e8369cc73df5c4056609b7450ad6c4157c4eb179b1a88be8d", kill_on_drop: false }`
[INFO] [stdout] fdf2443801100e2e8369cc73df5c4056609b7450ad6c4157c4eb179b1a88be8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2147ca0c2cfbebb6cf1a649098c73d1bf72c036357c1309603ba4d59e5e35be9
[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" "2147ca0c2cfbebb6cf1a649098c73d1bf72c036357c1309603ba4d59e5e35be9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]    Compiling onig_sys v69.1.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking onig v4.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]    Compiling jsonschema-transpiler v1.8.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `jsonschema-transpiler v1.8.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/jsonschema-transpiler-ecfc7776a0b2dc0e/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:146:63
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f39af59dc7 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55f39af59dc7 - std::backtrace_rs::backtrace::trace_unsynchronized::h84373278bfb39e0c
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f39af59dc7 - std::sys_common::backtrace::_print_fmt::h517324efde750597
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f39af59dc7 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf594ab77fac89284
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f39af7663c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x55f39af56fe2 - std::io::Write::write_fmt::h3f6656f045fa877f
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x55f39af5bbc5 - std::sys_common::backtrace::_print::hda7655c057c24dcc
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f39af5bbc5 - std::sys_common::backtrace::print::h546a6c8431d46287
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f39af5bbc5 - std::panicking::default_hook::{{closure}}::h006dd083853faf51
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55f39af5b723 - std::panicking::default_hook::hf0f9afb1017317fc
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55f39af5c361 - std::panicking::rust_panic_with_hook::hb7a19826c029b1d6
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55f39af5bea7 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55f39af5a28c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f39af5be09 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55f39af74ff1 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55f39af74e13 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x55f39af092ab - core::result::Result<T,E>::unwrap::h4da5a32bcc90fa98
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/result.rs:973:23
[INFO] [stderr]     17:     0x55f39aefaa35 - build_script_build::main::h2aa1d5bbb08d7b86
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:146:23
[INFO] [stderr]     18:     0x55f39af0490b - core::ops::function::FnOnce::call_once::h8204baa42623dc66
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55f39af06f1e - std::sys_common::backtrace::__rust_begin_short_backtrace::hd65384cc5d993f7a
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55f39af047e1 - std::rt::lang_start::{{closure}}::he00a077f6af9a2c1
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55f39af5c787 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h54c39b9b8451875a
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55f39af5c787 - std::panicking::try::do_call::hcdfba51a06e21b42
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55f39af5c787 - std::panicking::try::h77386c66889b2066
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55f39af5c787 - std::panic::catch_unwind::hc55a0d8aadca44f0
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panic.rs:396:14
[INFO] [stderr]     25:     0x55f39af5c787 - std::rt::lang_start_internal::h97dca9624db2aa85
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55f39af047b7 - std::rt::lang_start::hb20012bc74c53b2d
[INFO] [stderr]                                  at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55f39af0090a - main
[INFO] [stderr]     28:     0x7f48fed6e0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55f39aeeb0ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "2147ca0c2cfbebb6cf1a649098c73d1bf72c036357c1309603ba4d59e5e35be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2147ca0c2cfbebb6cf1a649098c73d1bf72c036357c1309603ba4d59e5e35be9", kill_on_drop: false }`
[INFO] [stdout] 2147ca0c2cfbebb6cf1a649098c73d1bf72c036357c1309603ba4d59e5e35be9