[INFO] cloning repository https://github.com/anshulsanghi-blog/json-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anshulsanghi-blog/json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanshulsanghi-blog%2Fjson-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanshulsanghi-blog%2Fjson-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af1b176aac28495fca2bad41f3b88ad77f7baf96
[INFO] testing anshulsanghi-blog/json-parser against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanshulsanghi-blog%2Fjson-parser" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anshulsanghi-blog/json-parser
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/anshulsanghi-blog/json-parser
[INFO] tweaked toml for git repo https://github.com/anshulsanghi-blog/json-parser written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anshulsanghi-blog/json-parser on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anshulsanghi-blog/json-parser 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dab65c25e5a8187176982e1f8ae541cb3d5ad13fcd36f09b2c864743c167bf4
[INFO] running `Command { std: "docker" "start" "-a" "3dab65c25e5a8187176982e1f8ae541cb3d5ad13fcd36f09b2c864743c167bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dab65c25e5a8187176982e1f8ae541cb3d5ad13fcd36f09b2c864743c167bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dab65c25e5a8187176982e1f8ae541cb3d5ad13fcd36f09b2c864743c167bf4", kill_on_drop: false }`
[INFO] [stdout] 3dab65c25e5a8187176982e1f8ae541cb3d5ad13fcd36f09b2c864743c167bf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc11494c05d9ff580206b52f87879c543353f200ded35509e4648e2b0e8c00f
[INFO] running `Command { std: "docker" "start" "-a" "6dc11494c05d9ff580206b52f87879c543353f200ded35509e4648e2b0e8c00f", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "6dc11494c05d9ff580206b52f87879c543353f200ded35509e4648e2b0e8c00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc11494c05d9ff580206b52f87879c543353f200ded35509e4648e2b0e8c00f", kill_on_drop: false }`
[INFO] [stdout] 6dc11494c05d9ff580206b52f87879c543353f200ded35509e4648e2b0e8c00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8392ce3c75dd13d337ece363dc7722280df6f9e3136593a4babc50b6f1d554b6
[INFO] running `Command { std: "docker" "start" "-a" "8392ce3c75dd13d337ece363dc7722280df6f9e3136593a4babc50b6f1d554b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "8392ce3c75dd13d337ece363dc7722280df6f9e3136593a4babc50b6f1d554b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8392ce3c75dd13d337ece363dc7722280df6f9e3136593a4babc50b6f1d554b6", kill_on_drop: false }`
[INFO] [stdout] 8392ce3c75dd13d337ece363dc7722280df6f9e3136593a4babc50b6f1d554b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5336fc1deee6c84685ae23af55a7e9370730b505be9a89c31dbc7743755ecafa
[INFO] running `Command { std: "docker" "start" "-a" "5336fc1deee6c84685ae23af55a7e9370730b505be9a89c31dbc7743755ecafa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/json_parser-b9ca1426220a88e0)
[INFO] [stderr]    Doc-tests json_parser
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/reader.rs - reader::JsonReader<T>::new (line 37) ... FAILED
[INFO] [stdout] test src/reader.rs - reader::JsonReader<T>::from_bytes (line 58) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/reader.rs - reader::JsonReader<T>::new (line 37) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (82) panicked at src/reader.rs:9:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x59716d0b7082 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x59716d0b7082 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x59716d0b7082 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x59716d0b7082 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x59716d0c80aa - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x59716d0c80aa - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x59716d0baf56 - std[3b51380354919863]::io::default_write_fmt::<std[3b51380354919863]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x59716d0baf56 - <std[3b51380354919863]::sys::stdio::unix::Stderr as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x59716d0a236f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x59716d0a236f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x59716d0b3531 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x59716d0b36eb - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x59716d0a2428 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x59716d0979d9 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x59716d0a2c4d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x59716d0c86dc - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x59716d0c84b2 - core[27de1724e4349be2]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x59716d089e2e - rust_out[8e547ba4386cb4c9]::main::_doctest_main_src_reader_rs_37_0
[INFO] [stdout]   18:     0x59716d089dc6 - rust_out[8e547ba4386cb4c9]::main
[INFO] [stdout]   19:     0x59716d089f33 - <fn() as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x59716d089d86 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x59716d089d99 - std[3b51380354919863]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x59716d0b2b26 - <&dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x59716d0b2b26 - std[3b51380354919863]::panicking::catch_unwind::do_call::<&dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x59716d0b2b26 - std[3b51380354919863]::panicking::catch_unwind::<i32, &dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x59716d0b2b26 - std[3b51380354919863]::panic::catch_unwind::<&dyn core[27de1724e4349be2]::ops::function::Fn<(), Output = i32> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x59716d0b2b26 - std[3b51380354919863]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x59716d0b2b26 - std[3b51380354919863]::panicking::catch_unwind::do_call::<std[3b51380354919863]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x59716d0b2b26 - std[3b51380354919863]::panicking::catch_unwind::<isize, std[3b51380354919863]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x59716d0b2b26 - std[3b51380354919863]::panic::catch_unwind::<std[3b51380354919863]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x59716d0b2b26 - std[3b51380354919863]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x59716d089d71 - std[3b51380354919863]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x59716d089f95 - main
[INFO] [stdout]   33:     0x72f6cc1251ca - <unknown>
[INFO] [stdout]   34:     0x72f6cc12528b - __libc_start_main
[INFO] [stdout]   35:     0x59716d089b45 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/reader.rs - reader::JsonReader<T>::new (line 37)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5336fc1deee6c84685ae23af55a7e9370730b505be9a89c31dbc7743755ecafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5336fc1deee6c84685ae23af55a7e9370730b505be9a89c31dbc7743755ecafa", kill_on_drop: false }`
[INFO] [stdout] 5336fc1deee6c84685ae23af55a7e9370730b505be9a89c31dbc7743755ecafa
