[INFO] fetching crate burn 0.18.0...
[INFO] testing burn-0.18.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate burn 0.18.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate burn 0.18.0
[INFO] finished tweaking crates.io crate burn 0.18.0
[INFO] tweaked toml for crates.io crate burn 0.18.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate burn 0.18.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate burn 0.18.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b035d3474bdff6d98e8d19c6722c06fc1e9ca51c08682c85bbbd76b67c1a9bc
[INFO] running `Command { std: "docker" "start" "-a" "5b035d3474bdff6d98e8d19c6722c06fc1e9ca51c08682c85bbbd76b67c1a9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b035d3474bdff6d98e8d19c6722c06fc1e9ca51c08682c85bbbd76b67c1a9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b035d3474bdff6d98e8d19c6722c06fc1e9ca51c08682c85bbbd76b67c1a9bc", kill_on_drop: false }`
[INFO] [stdout] 5b035d3474bdff6d98e8d19c6722c06fc1e9ca51c08682c85bbbd76b67c1a9bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f719d2f206ed72606eb3de8ca99a5ed92d7ba12064f603394b2fbbef10af5d0
[INFO] running `Command { std: "docker" "start" "-a" "0f719d2f206ed72606eb3de8ca99a5ed92d7ba12064f603394b2fbbef10af5d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling cubecl-common v0.6.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling embassy-futures v0.1.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling burn-derive v0.18.0
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling serde_bytes v0.11.17
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling burn-common v0.18.0
[INFO] [stderr]    Compiling burn-tensor v0.18.0
[INFO] [stderr]    Compiling burn-core v0.18.0
[INFO] [stderr]    Compiling burn v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.42s
[INFO] running `Command { std: "docker" "inspect" "0f719d2f206ed72606eb3de8ca99a5ed92d7ba12064f603394b2fbbef10af5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f719d2f206ed72606eb3de8ca99a5ed92d7ba12064f603394b2fbbef10af5d0", kill_on_drop: false }`
[INFO] [stdout] 0f719d2f206ed72606eb3de8ca99a5ed92d7ba12064f603394b2fbbef10af5d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 425bb49b7d0552fd15e4d5883e42f8b3b83c0c08ad2d5e2385da8405b073871f
[INFO] running `Command { std: "docker" "start" "-a" "425bb49b7d0552fd15e4d5883e42f8b3b83c0c08ad2d5e2385da8405b073871f", kill_on_drop: false }`
[INFO] [stderr]    Compiling burn v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "425bb49b7d0552fd15e4d5883e42f8b3b83c0c08ad2d5e2385da8405b073871f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "425bb49b7d0552fd15e4d5883e42f8b3b83c0c08ad2d5e2385da8405b073871f", kill_on_drop: false }`
[INFO] [stdout] 425bb49b7d0552fd15e4d5883e42f8b3b83c0c08ad2d5e2385da8405b073871f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 990ccf6f798331695c60425098935d4650725d41812619a14b393094dd26791d
[INFO] running `Command { std: "docker" "start" "-a" "990ccf6f798331695c60425098935d4650725d41812619a14b393094dd26791d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/burn-498152f7460fdcd0)
[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] [stderr]    Doc-tests burn
[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] running `Command { std: "docker" "inspect" "990ccf6f798331695c60425098935d4650725d41812619a14b393094dd26791d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990ccf6f798331695c60425098935d4650725d41812619a14b393094dd26791d", kill_on_drop: false }`
[INFO] [stdout] 990ccf6f798331695c60425098935d4650725d41812619a14b393094dd26791d