[INFO] fetching crate adhesion 0.5.0...
[INFO] testing adhesion-0.5.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate adhesion 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate adhesion 0.5.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adhesion 0.5.0
[INFO] finished tweaking crates.io crate adhesion 0.5.0
[INFO] tweaked toml for crates.io crate adhesion 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a768de292746c25795989753c87a2e9ee7751f05d2fab4aa30e3c895bab30330
[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" "a768de292746c25795989753c87a2e9ee7751f05d2fab4aa30e3c895bab30330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a768de292746c25795989753c87a2e9ee7751f05d2fab4aa30e3c895bab30330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a768de292746c25795989753c87a2e9ee7751f05d2fab4aa30e3c895bab30330", kill_on_drop: false }`
[INFO] [stdout] a768de292746c25795989753c87a2e9ee7751f05d2fab4aa30e3c895bab30330
[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=warn" "-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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a285a86758c57e6c37c3203ad7a069c740baa55a9e1680ab8019f06bc47a8df
[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" "2a285a86758c57e6c37c3203ad7a069c740baa55a9e1680ab8019f06bc47a8df", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pulldown-cmark v0.0.15
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling skeptic v0.10.1
[INFO] [stderr]    Compiling adhesion v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `parse_generics_shim` is defined multiple times
[INFO] [stdout]   --> src/parse_generics_shim_util/parse_generics_shim.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | macro_rules! parse_generics_shim {
[INFO] [stdout]    | -------------------------------- previous definition of the macro `parse_generics_shim` here
[INFO] [stdout] ...
[INFO] [stdout] 20 | macro_rules! parse_generics_shim {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `parse_generics_shim` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `parse_generics_shim` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `parse_where_shim` is defined multiple times
[INFO] [stdout]   --> src/parse_generics_shim_util/parse_where_shim.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | macro_rules! parse_where_shim {
[INFO] [stdout]    | ----------------------------- previous definition of the macro `parse_where_shim` here
[INFO] [stdout] ...
[INFO] [stdout] 20 | macro_rules! parse_where_shim {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `parse_where_shim` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `parse_where_shim` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adhesion`
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2a285a86758c57e6c37c3203ad7a069c740baa55a9e1680ab8019f06bc47a8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a285a86758c57e6c37c3203ad7a069c740baa55a9e1680ab8019f06bc47a8df", kill_on_drop: false }`
[INFO] [stdout] 2a285a86758c57e6c37c3203ad7a069c740baa55a9e1680ab8019f06bc47a8df