[INFO] fetching crate swc_ecma_transforms_optimization 0.3.8...
[INFO] checking swc_ecma_transforms_optimization-0.3.8 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate swc_ecma_transforms_optimization 0.3.8 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate swc_ecma_transforms_optimization 0.3.8 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swc_ecma_transforms_optimization 0.3.8
[INFO] finished tweaking crates.io crate swc_ecma_transforms_optimization 0.3.8
[INFO] tweaked toml for crates.io crate swc_ecma_transforms_optimization 0.3.8 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f3dd88fd7af6b8a8ed129023f1dcebb94dfa68c934fd8ddc0f6bb168c207ea7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f3dd88fd7af6b8a8ed129023f1dcebb94dfa68c934fd8ddc0f6bb168c207ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f3dd88fd7af6b8a8ed129023f1dcebb94dfa68c934fd8ddc0f6bb168c207ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3dd88fd7af6b8a8ed129023f1dcebb94dfa68c934fd8ddc0f6bb168c207ea7", kill_on_drop: false }`
[INFO] [stdout] 0f3dd88fd7af6b8a8ed129023f1dcebb94dfa68c934fd8ddc0f6bb168c207ea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3ac0bc79699eb21d88f5040238d6ff1a3be30dc6b3aaf9ecd91678f213c4de36
[INFO] running `Command { std: "docker" "start" "-a" "3ac0bc79699eb21d88f5040238d6ff1a3be30dc6b3aaf9ecd91678f213c4de36", kill_on_drop: false }`
[INFO] [stderr]     Checking retain_mut v0.1.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling testing_macros v0.1.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stdout] error[E0432]: unresolved import `proc_macro2::SourceFile`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/testing_macros-0.1.1/src/fixture.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use proc_macro2::{SourceFile, Span};
[INFO] [stdout]   |                   ^^^^^^^^^^ no `SourceFile` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ast_node v0.7.1
[INFO] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro2::Span` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/testing_macros-0.1.1/src/lib.rs:58:34
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let file = Span::call_site().source_file();
[INFO] [stdout]    |                                  ^^^^^^^^^^^ method not found in `proc_macro2::Span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `testing_macros`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3ac0bc79699eb21d88f5040238d6ff1a3be30dc6b3aaf9ecd91678f213c4de36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac0bc79699eb21d88f5040238d6ff1a3be30dc6b3aaf9ecd91678f213c4de36", kill_on_drop: false }`
[INFO] [stdout] 3ac0bc79699eb21d88f5040238d6ff1a3be30dc6b3aaf9ecd91678f213c4de36