[INFO] fetching crate py-fossil-delta 0.1.3...
[INFO] testing py-fossil-delta-0.1.3 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate py-fossil-delta 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate py-fossil-delta 0.1.3
[INFO] finished tweaking crates.io crate py-fossil-delta 0.1.3
[INFO] tweaked toml for crates.io crate py-fossil-delta 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate py-fossil-delta 0.1.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 67 packages to highest compatible versions
[INFO] [stderr]       Adding cbindgen v0.5.2 (available: v0.29.4)
[INFO] [stderr]       Adding indoc-impl v0.3.6 (available: v0.3.7)
[INFO] [stderr]       Adding pyo3 v0.8.5 (available: v0.29.3)
[INFO] [stderr]       Adding serde v1.0.102 (available: v1.0.229)
[INFO] [stderr]       Adding serde_derive v1.0.21 (available: v1.0.229)
[INFO] [stderr]       Adding serde_json v1.0.99 (available: v1.0.151)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.21
[INFO] [stderr]   Downloaded unindent v0.1.11
[INFO] [stderr]   Downloaded pyo3cls v0.8.5
[INFO] [stderr]   Downloaded standalone-quote v0.5.0
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded paste v0.1.18
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded inventory v0.1.11
[INFO] [stderr]   Downloaded indoc v0.3.6
[INFO] [stderr]   Downloaded rand_core v0.3.2
[INFO] [stderr]   Downloaded fossil-delta v0.2.0
[INFO] [stderr]   Downloaded paste-impl v0.1.18
[INFO] [stderr]   Downloaded inventory-impl v0.1.11
[INFO] [stderr]   Downloaded indoc-impl v0.3.6
[INFO] [stderr]   Downloaded serde v1.0.102
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded serde_derive_internals v0.17.0
[INFO] [stderr]   Downloaded pyo3-derive-backend v0.8.5
[INFO] [stderr]   Downloaded ghost v0.1.23
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded rand_core v0.4.3
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded cbindgen v0.5.2
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded serde_json v1.0.99
[INFO] [stderr]   Downloaded standalone-syn v0.13.0
[INFO] [stderr]   Downloaded pyo3 v0.8.5
[INFO] [stderr]   Downloaded syn v3.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53
[INFO] running `Command { std: "docker" "start" "f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling fossil-delta v0.2.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.21
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling ghost v0.1.23
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.5
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling pyo3cls v0.8.5
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling pyo3 v0.8.5
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.8.5`
[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/pyo3-13c39247a46144d7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (875) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyo3-0.8.5/build.rs:542:9:
[INFO] [stderr]   Error: pyo3 requires a nightly or dev version of Rust.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55a7071e3121 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x55a7071e3121 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x55a7071e3121 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x55a7071e3121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x55a7071f76ca - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x55a7071f76ca - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      6:     0x55a7071e736c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stderr]      7:     0x55a7071e736c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stderr]      8:     0x55a7071c2df6 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x55a7071c2df6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x55a7071dc351 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x55a7071dc50b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:815:13
[INFO] [stderr]     12:     0x55a7071c245c - std[70759c8f55707aa4]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:752:9
[INFO] [stderr]     13:     0x55a7071bbc39 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x55a7071b908b - std[70759c8f55707aa4]::panicking::begin_panic::<&str>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:751:5
[INFO] [stderr]     15:     0x55a706f95064 - build_script_build[9e5fb3d839ea6d62]::check_rustc_version
[INFO] [stderr]     16:     0x55a706f96e34 - build_script_build[9e5fb3d839ea6d62]::main
[INFO] [stderr]     17:     0x55a706f83d4e - <fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x55a706f7d621 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]     19:     0x55a706f8679f - std[70759c8f55707aa4]::rt::lang_start::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>::{closure#0}
[INFO] [stderr]     20:     0x55a7071db719 - <&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x55a7071db719 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]     22:     0x55a7071db719 - std[70759c8f55707aa4]::panicking::catch_unwind::<i32, &dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x55a7071db719 - std[70759c8f55707aa4]::panic::catch_unwind::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x55a7071db719 - std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x55a7071db719 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]     26:     0x55a7071db719 - std[70759c8f55707aa4]::panicking::catch_unwind::<isize, std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x55a7071db719 - std[70759c8f55707aa4]::panic::catch_unwind::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x55a7071db719 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x55a706f85c91 - std[70759c8f55707aa4]::rt::lang_start::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]     30:     0x55a706f98bc5 - main
[INFO] [stderr]     31:     0x7a4eb0db2601 - <unknown>
[INFO] [stderr]     32:     0x7a4eb0db2718 - __libc_start_main
[INFO] [stderr]     33:     0x55a706f7c0c5 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53", kill_on_drop: false }`
[INFO] [stdout] f79a3891630b16119028dc7eb783930003e07613b9923ca002f2f48dd86c5d53
