[INFO] fetching crate wasmer-singlepass-backend-fl 0.17.0...
[INFO] checking wasmer-singlepass-backend-fl-0.17.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate wasmer-singlepass-backend-fl 0.17.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate wasmer-singlepass-backend-fl 0.17.0
[INFO] finished tweaking crates.io crate wasmer-singlepass-backend-fl 0.17.0
[INFO] tweaked toml for crates.io crate wasmer-singlepass-backend-fl 0.17.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasmer-singlepass-backend-fl 0.17.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding dynasm v0.5.2 (available: v3.2.1)
[INFO] [stderr]       Adding dynasmrt v0.5.2 (available: v3.2.1)
[INFO] [stderr]       Adding nix v0.15.0 (available: v0.30.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc8319af96d476560ff7b8db1a6be76f8f44d8d5af20d0600941a44b7aa7cd6e
[INFO] running `Command { std: "docker" "start" "-a" "bc8319af96d476560ff7b8db1a6be76f8f44d8d5af20d0600941a44b7aa7cd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8319af96d476560ff7b8db1a6be76f8f44d8d5af20d0600941a44b7aa7cd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8319af96d476560ff7b8db1a6be76f8f44d8d5af20d0600941a44b7aa7cd6e", kill_on_drop: false }`
[INFO] [stdout] bc8319af96d476560ff7b8db1a6be76f8f44d8d5af20d0600941a44b7aa7cd6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e126ce7b78ce4345d2c9dc54d2bc5ea74a3705806f879ca85f716c5217345ca2
[INFO] running `Command { std: "docker" "start" "-a" "e126ce7b78ce4345d2c9dc54d2bc5ea74a3705806f879ca85f716c5217345ca2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling wasmer-runtime-core-fl v0.17.1
[INFO] [stderr]     Checking parking_lot_core v0.7.3
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking dynasmrt v0.5.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling dynasm v0.5.2
[INFO] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro::Span` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/dynasm-0.5.2/src/lib.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let id = span.source_file().path();
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `source` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 252 -     let id = span.source_file().path();
[INFO] [stdout] 252 +     let id = span.source().path();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dynasm` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e126ce7b78ce4345d2c9dc54d2bc5ea74a3705806f879ca85f716c5217345ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e126ce7b78ce4345d2c9dc54d2bc5ea74a3705806f879ca85f716c5217345ca2", kill_on_drop: false }`
[INFO] [stdout] e126ce7b78ce4345d2c9dc54d2bc5ea74a3705806f879ca85f716c5217345ca2