[INFO] cloning repository https://github.com/vegapit/tchtut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vegapit/tchtut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvegapit%2Ftchtut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvegapit%2Ftchtut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0d6e880f1729a2d4a5a8bb80005d007dbf27982
[INFO] checking vegapit/tchtut against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvegapit%2Ftchtut" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vegapit/tchtut
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/vegapit/tchtut
[INFO] tweaked toml for git repo https://github.com/vegapit/tchtut written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vegapit/tchtut on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "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" "+54cf65b8d066c082e536455049b95943cf30378f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/LaurentMazare/tch-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 174 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding indicatif v0.11.0 (available: v0.18.4)
[INFO] [stderr]       Adding plotters v0.2.15 (available: v0.3.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded number_prefix v0.2.8
[INFO] [stderr]   Downloaded core-text v15.0.0
[INFO] [stderr]   Downloaded console v0.16.2
[INFO] [stderr]   Downloaded safetensors v0.3.3
[INFO] [stderr]   Downloaded font-kit v0.7.1
[INFO] [stderr]   Downloaded indicatif v0.11.0
[INFO] [stderr]   Downloaded dwrote v0.11.5
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.5
[INFO] [stderr]   Downloaded plotters v0.2.15
[INFO] [stderr]   Downloaded servo-fontconfig-sys v4.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fd112977025d4fd6290d97327d87938a79c7b1bb9d87c69bf3db9252bb07d6b
[INFO] running `Command { std: "docker" "start" "-a" "7fd112977025d4fd6290d97327d87938a79c7b1bb9d87c69bf3db9252bb07d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fd112977025d4fd6290d97327d87938a79c7b1bb9d87c69bf3db9252bb07d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd112977025d4fd6290d97327d87938a79c7b1bb9d87c69bf3db9252bb07d6b", kill_on_drop: false }`
[INFO] [stdout] 7fd112977025d4fd6290d97327d87938a79c7b1bb9d87c69bf3db9252bb07d6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b6fdbce671f134e29b30fab5d36bec0b540728384cb3b7e54c34c5bacfffd6f
[INFO] running `Command { std: "docker" "start" "-a" "2b6fdbce671f134e29b30fab5d36bec0b540728384cb3b7e54c34c5bacfffd6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling pathfinder_simd v0.5.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling deranged v0.5.6
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling sha2 v0.10.9
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[INFO] [stderr]     Checking aho-corasick v1.1.4
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[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling flate2 v1.1.9
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[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
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[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking stb_truetype v0.3.1
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[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tch v0.23.0 (https://github.com/LaurentMazare/tch-rs#b1541a2a)
[INFO] [stderr]     Checking console v0.16.2
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[INFO] [stderr]    Compiling cc v1.2.56
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[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking font-kit v0.7.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.39
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking zerocopy v0.8.39
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking safetensors v0.3.3
[INFO] [stderr]    Compiling zip v0.6.6
[INFO] [stderr]    Compiling torch-sys v0.23.0 (https://github.com/LaurentMazare/tch-rs#b1541a2a)
[INFO] [stderr] error: failed to run custom build command for `torch-sys v0.23.0 (https://github.com/LaurentMazare/tch-rs#b1541a2a)`
[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/torch-sys-3ebe902e55ca534c/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBTORCH_USE_PYTORCH
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBTORCH
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: 
[INFO] [stderr]   Cannot find a libtorch install, you can either:
[INFO] [stderr]   - Install libtorch manually and set the LIBTORCH environment variable to appropriate path.
[INFO] [stderr]   - Use a system wide install in /usr/lib/libtorch.so.
[INFO] [stderr]   - Use a Python environment with PyTorch installed by setting LIBTORCH_USE_PYTORCH=1
[INFO] [stderr] 
[INFO] [stderr]   See the readme for more details:
[INFO] [stderr]   https://github.com/LaurentMazare/tch-rs/blob/main/README.md
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Stack backtrace:
[INFO] [stderr]      0: <anyhow::kind::Adhoc>::new::<&str>
[INFO] [stderr]      1: <build_script_build::SystemInfo>::prepare_libtorch_dir
[INFO] [stderr]      2: <build_script_build::SystemInfo>::new
[INFO] [stderr]      3: build_script_build::main
[INFO] [stderr]      4: <fn() -> core::result::Result<(), anyhow::Error> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]      5: std::sys::backtrace::__rust_begin_short_backtrace::<fn() -> core::result::Result<(), anyhow::Error>, core::result::Result<(), anyhow::Error>>
[INFO] [stderr]      6: std::rt::lang_start::<core::result::Result<(), anyhow::Error>>::{closure#0}
[INFO] [stderr]      7: <&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe as core::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/core/src/ops/function.rs:287:21
[INFO] [stderr]      8: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/panicking.rs:581:40
[INFO] [stderr]      9: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/panicking.rs:544:19
[INFO] [stderr]     10: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/panic.rs:359:14
[INFO] [stderr]     11: std::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/rt.rs:175:24
[INFO] [stderr]     12: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/panicking.rs:581:40
[INFO] [stderr]     13: std::panicking::catch_unwind::<isize, std::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/panicking.rs:544:19
[INFO] [stderr]     14: std::panic::catch_unwind::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/panic.rs:359:14
[INFO] [stderr]     15: std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/54cf65b8d066c082e536455049b95943cf30378f/library/std/src/rt.rs:171:5
[INFO] [stderr]     16: std::rt::lang_start::<core::result::Result<(), anyhow::Error>>
[INFO] [stderr]     17: main
[INFO] [stderr]     18: <unknown>
[INFO] [stderr]     19: __libc_start_main
[INFO] [stderr]     20: _start
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2b6fdbce671f134e29b30fab5d36bec0b540728384cb3b7e54c34c5bacfffd6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6fdbce671f134e29b30fab5d36bec0b540728384cb3b7e54c34c5bacfffd6f", kill_on_drop: false }`
[INFO] [stdout] 2b6fdbce671f134e29b30fab5d36bec0b540728384cb3b7e54c34c5bacfffd6f