[INFO] cloning repository https://github.com/guide-inc-org/flutter-multi-window
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guide-inc-org/flutter-multi-window" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguide-inc-org%2Fflutter-multi-window", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguide-inc-org%2Fflutter-multi-window'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35eb4af1a1949b5868ae7d05a953e116e17123c2
[INFO] checking guide-inc-org/flutter-multi-window against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguide-inc-org%2Fflutter-multi-window" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/guide-inc-org/flutter-multi-window
[INFO] finished tweaking git repo https://github.com/guide-inc-org/flutter-multi-window
[INFO] tweaked toml for git repo https://github.com/guide-inc-org/flutter-multi-window written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/guide-inc-org/flutter-multi-window on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/guide-inc-org/flutter-multi-window 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e59fe419f8df576c4bfb6136860a5acde00a98f1e1dfe7e2729cec8ae430fb1
[INFO] running `Command { std: "docker" "start" "-a" "3e59fe419f8df576c4bfb6136860a5acde00a98f1e1dfe7e2729cec8ae430fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e59fe419f8df576c4bfb6136860a5acde00a98f1e1dfe7e2729cec8ae430fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e59fe419f8df576c4bfb6136860a5acde00a98f1e1dfe7e2729cec8ae430fb1", kill_on_drop: false }`
[INFO] [stdout] 3e59fe419f8df576c4bfb6136860a5acde00a98f1e1dfe7e2729cec8ae430fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2fee920092652fc8b7a79663f813030c7a2ce66928e64f8e47703110dbe320c
[INFO] running `Command { std: "docker" "start" "-a" "d2fee920092652fc8b7a79663f813030c7a2ce66928e64f8e47703110dbe320c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling cfg-expr v0.8.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling cargo-emit v0.2.1
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling gio v0.14.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling path-slash v0.1.4
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling gtk v0.14.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling velcro_core v0.5.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling velcro_macros v0.5.2
[INFO] [stderr]     Checking velcro v0.5.3
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling system-deps v3.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling nativeshell_build v0.1.16
[INFO] [stderr]    Compiling glib-macros v0.14.1
[INFO] [stderr]    Compiling gtk3-macros v0.14.0
[INFO] [stderr]    Compiling nativeshell v0.1.16
[INFO] [stderr]    Compiling app_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `app_template v0.1.0 (/opt/rustwide/workdir)`
[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/app_template-941ec12e540cc3d9/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr] 
[INFO] [stderr]   ** Build failed with error **
[INFO] [stderr] 
[INFO] [stderr]   Couldn't find Flutter installation. Plase make sure 'flutter' executable is in PATH or specify 'flutter_path' in FlutterOptions
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1715) panicked at build.rs:26:9:
[INFO] [stderr]   explicit panic
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x57a906dba668 - std[e9bbb314ac645b86]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57a906dba668 - std[e9bbb314ac645b86]::backtrace_rs::backtrace::trace_unsynchronized::<std[e9bbb314ac645b86]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57a906dba668 - std[e9bbb314ac645b86]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x57a906dba668 - <<std[e9bbb314ac645b86]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[cee44f1999eeb5ca]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x57a906dd168a - <core[cee44f1999eeb5ca]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x57a906dd168a - core[cee44f1999eeb5ca]::fmt::write
[INFO] [stderr]      6:     0x57a906dc08b2 - std[e9bbb314ac645b86]::io::default_write_fmt::<std[e9bbb314ac645b86]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/io/mod.rs:623:11
[INFO] [stderr]      7:     0x57a906dc08b2 - <std[e9bbb314ac645b86]::sys::stdio::unix::Stderr as std[e9bbb314ac645b86]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/io/mod.rs:1661:13
[INFO] [stderr]      8:     0x57a906d99956 - <std[e9bbb314ac645b86]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x57a906d99956 - std[e9bbb314ac645b86]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x57a906db3421 - std[e9bbb314ac645b86]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x57a906db35db - std[e9bbb314ac645b86]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:814:13
[INFO] [stderr]     12:     0x57a906d98f0c - std[e9bbb314ac645b86]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:751:9
[INFO] [stderr]     13:     0x57a906d91059 - std[e9bbb314ac645b86]::sys::backtrace::__rust_end_short_backtrace::<std[e9bbb314ac645b86]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x57a906d8e8c0 - std[e9bbb314ac645b86]::panicking::begin_panic::<&str>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:750:5
[INFO] [stderr]     15:     0x57a906c93386 - build_script_build[4bba4818ebe798a4]::main
[INFO] [stderr]     16:     0x57a906c933b3 - <fn() as core[cee44f1999eeb5ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     17:     0x57a906c93096 - std[e9bbb314ac645b86]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     18:     0x57a906c930a9 - std[e9bbb314ac645b86]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     19:     0x57a906db2797 - <&dyn core[cee44f1999eeb5ca]::ops::function::Fn<(), Output = i32> + core[cee44f1999eeb5ca]::panic::unwind_safe::RefUnwindSafe + core[cee44f1999eeb5ca]::marker::Sync as core[cee44f1999eeb5ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     20:     0x57a906db2797 - std[e9bbb314ac645b86]::panicking::catch_unwind::do_call::<&dyn core[cee44f1999eeb5ca]::ops::function::Fn<(), Output = i32> + core[cee44f1999eeb5ca]::panic::unwind_safe::RefUnwindSafe + core[cee44f1999eeb5ca]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:575:43
[INFO] [stderr]     21:     0x57a906db2797 - std[e9bbb314ac645b86]::panicking::catch_unwind::<i32, &dyn core[cee44f1999eeb5ca]::ops::function::Fn<(), Output = i32> + core[cee44f1999eeb5ca]::panic::unwind_safe::RefUnwindSafe + core[cee44f1999eeb5ca]::marker::Sync>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:543:19
[INFO] [stderr]     22:     0x57a906db2797 - std[e9bbb314ac645b86]::panic::catch_unwind::<&dyn core[cee44f1999eeb5ca]::ops::function::Fn<(), Output = i32> + core[cee44f1999eeb5ca]::panic::unwind_safe::RefUnwindSafe + core[cee44f1999eeb5ca]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panic.rs:359:14
[INFO] [stderr]     23:     0x57a906db2797 - std[e9bbb314ac645b86]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/rt.rs:175:24
[INFO] [stderr]     24:     0x57a906db2797 - std[e9bbb314ac645b86]::panicking::catch_unwind::do_call::<std[e9bbb314ac645b86]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:575:43
[INFO] [stderr]     25:     0x57a906db2797 - std[e9bbb314ac645b86]::panicking::catch_unwind::<isize, std[e9bbb314ac645b86]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panicking.rs:543:19
[INFO] [stderr]     26:     0x57a906db2797 - std[e9bbb314ac645b86]::panic::catch_unwind::<std[e9bbb314ac645b86]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x57a906db2797 - std[e9bbb314ac645b86]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/std/src/rt.rs:171:5
[INFO] [stderr]     28:     0x57a906c93081 - std[e9bbb314ac645b86]::rt::lang_start::<()>
[INFO] [stderr]     29:     0x57a906c93415 - main
[INFO] [stderr]     30:     0x75e3948c71ca - <unknown>
[INFO] [stderr]     31:     0x75e3948c728b - __libc_start_main
[INFO] [stderr]     32:     0x57a906c92f55 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d2fee920092652fc8b7a79663f813030c7a2ce66928e64f8e47703110dbe320c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fee920092652fc8b7a79663f813030c7a2ce66928e64f8e47703110dbe320c", kill_on_drop: false }`
[INFO] [stdout] d2fee920092652fc8b7a79663f813030c7a2ce66928e64f8e47703110dbe320c
