[INFO] fetching crate testing_macros 0.1.1...
[INFO] checking testing_macros-0.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate testing_macros 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate testing_macros 0.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate testing_macros 0.1.1
[INFO] finished tweaking crates.io crate testing_macros 0.1.1
[INFO] tweaked toml for crates.io crate testing_macros 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cfe1b094f000d82e4421de133ff8b41049e5d15decd3668f9a09f505ce23f84
[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" "6cfe1b094f000d82e4421de133ff8b41049e5d15decd3668f9a09f505ce23f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cfe1b094f000d82e4421de133ff8b41049e5d15decd3668f9a09f505ce23f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfe1b094f000d82e4421de133ff8b41049e5d15decd3668f9a09f505ce23f84", kill_on_drop: false }`
[INFO] [stdout] 6cfe1b094f000d82e4421de133ff8b41049e5d15decd3668f9a09f505ce23f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6349851c1166679d028b3c72321a12c052cb2e6a6be13fdf1f21281e9b637acd
[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" "6349851c1166679d028b3c72321a12c052cb2e6a6be13fdf1f21281e9b637acd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking relative-path v1.3.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]     Checking pmutil v0.5.3
[INFO] [stderr]     Checking testing_macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `proc_macro2::SourceFile`
[INFO] [stdout]  --> 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] [stdout] error[E0432]: unresolved import `proc_macro2::SourceFile`
[INFO] [stdout]  --> 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] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro2::Span` in the current scope
[INFO] [stdout]   --> 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] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro2::Span` in the current scope
[INFO] [stdout]   --> 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] [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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "6349851c1166679d028b3c72321a12c052cb2e6a6be13fdf1f21281e9b637acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6349851c1166679d028b3c72321a12c052cb2e6a6be13fdf1f21281e9b637acd", kill_on_drop: false }`
[INFO] [stdout] 6349851c1166679d028b3c72321a12c052cb2e6a6be13fdf1f21281e9b637acd