[INFO] fetching crate zenu-layer 0.1.0...
[INFO] checking zenu-layer-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate zenu-layer 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate zenu-layer 0.1.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zenu-layer 0.1.0
[INFO] finished tweaking crates.io crate zenu-layer 0.1.0
[INFO] tweaked toml for crates.io crate zenu-layer 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 97 packages to latest compatible versions
[INFO] [stderr]       Adding core-foundation v0.9.4 (available: v0.10.0)
[INFO] [stderr]       Adding dirs v3.0.2 (available: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (available: v0.4.1)
[INFO] [stderr]       Adding foreign-types v0.3.2 (available: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (available: v0.3.1)
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding rustls-native-certs v0.7.3 (available: v0.8.0)
[INFO] [stderr]       Adding security-framework v2.11.1 (available: v3.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3c5a34976b95b4a9c056eeb6a7d1727735a0b4af366b671bfeb5ef2ccc54ccf
[INFO] running `Command { std: "docker" "start" "-a" "f3c5a34976b95b4a9c056eeb6a7d1727735a0b4af366b671bfeb5ef2ccc54ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3c5a34976b95b4a9c056eeb6a7d1727735a0b4af366b671bfeb5ef2ccc54ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c5a34976b95b4a9c056eeb6a7d1727735a0b4af366b671bfeb5ef2ccc54ccf", kill_on_drop: false }`
[INFO] [stdout] f3c5a34976b95b4a9c056eeb6a7d1727735a0b4af366b671bfeb5ef2ccc54ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f68d4ef2b013beb1792fba6651f275848479eb9514b50662597f671d485077dc
[INFO] running `Command { std: "docker" "start" "-a" "f68d4ef2b013beb1792fba6651f275848479eb9514b50662597f671d485077dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling flate2 v1.0.33
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking cblas v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling xattr v1.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tar v0.4.42
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling ureq v2.10.1
[INFO] [stderr]    Compiling openblas-build v0.10.9
[INFO] [stderr]    Compiling openblas-src v0.10.9
[INFO] [stderr]     Checking zenu-matrix v0.1.1
[INFO] [stderr]     Checking zenu-autograd v0.1.1
[INFO] [stderr]     Checking zenu-layer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.57s
[INFO] running `Command { std: "docker" "inspect" "f68d4ef2b013beb1792fba6651f275848479eb9514b50662597f671d485077dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68d4ef2b013beb1792fba6651f275848479eb9514b50662597f671d485077dc", kill_on_drop: false }`
[INFO] [stdout] f68d4ef2b013beb1792fba6651f275848479eb9514b50662597f671d485077dc