[INFO] fetching crate cur_macro 0.1.0...
[INFO] testing cur_macro-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate cur_macro 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cur_macro 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cur_macro 0.1.0
[INFO] finished tweaking crates.io crate cur_macro 0.1.0
[INFO] tweaked toml for crates.io crate cur_macro 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cbc55d5c1ea78cea569e0f627c2d61aa11786f915b14f5a998b46dc57f1128a
[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" "5cbc55d5c1ea78cea569e0f627c2d61aa11786f915b14f5a998b46dc57f1128a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cbc55d5c1ea78cea569e0f627c2d61aa11786f915b14f5a998b46dc57f1128a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbc55d5c1ea78cea569e0f627c2d61aa11786f915b14f5a998b46dc57f1128a", kill_on_drop: false }`
[INFO] [stdout] 5cbc55d5c1ea78cea569e0f627c2d61aa11786f915b14f5a998b46dc57f1128a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 933b5621dfd3411bf77e9e5e165af1d618df090aa5e183f45fdce7419765aeac
[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" "933b5621dfd3411bf77e9e5e165af1d618df090aa5e183f45fdce7419765aeac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cur_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     unused_extern_crates,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.23s
[INFO] running `Command { std: "docker" "inspect" "933b5621dfd3411bf77e9e5e165af1d618df090aa5e183f45fdce7419765aeac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933b5621dfd3411bf77e9e5e165af1d618df090aa5e183f45fdce7419765aeac", kill_on_drop: false }`
[INFO] [stdout] 933b5621dfd3411bf77e9e5e165af1d618df090aa5e183f45fdce7419765aeac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cfc95bbfee6833e0853519c3c98a3c11ac153fec373f6b280a2b1a8a1dd8f77
[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" "1cfc95bbfee6833e0853519c3c98a3c11ac153fec373f6b280a2b1a8a1dd8f77", kill_on_drop: false }`
[INFO] [stderr]    Compiling cur_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     unused_extern_crates,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     unused_extern_crates,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "1cfc95bbfee6833e0853519c3c98a3c11ac153fec373f6b280a2b1a8a1dd8f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cfc95bbfee6833e0853519c3c98a3c11ac153fec373f6b280a2b1a8a1dd8f77", kill_on_drop: false }`
[INFO] [stdout] 1cfc95bbfee6833e0853519c3c98a3c11ac153fec373f6b280a2b1a8a1dd8f77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46c8f3a1271b4093cd20707b1bc2808de291d48a10ffdbbb74e9882ec29bb869
[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" "46c8f3a1271b4093cd20707b1bc2808de291d48a10ffdbbb74e9882ec29bb869", kill_on_drop: false }`
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]   --> src/lib.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | extern crate proc_macro;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     unused_extern_crates,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]   --> src/lib.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | extern crate proc_macro;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     unused_extern_crates,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cur_macro-ad178c468cdc607a
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cur_macro
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46c8f3a1271b4093cd20707b1bc2808de291d48a10ffdbbb74e9882ec29bb869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c8f3a1271b4093cd20707b1bc2808de291d48a10ffdbbb74e9882ec29bb869", kill_on_drop: false }`
[INFO] [stdout] 46c8f3a1271b4093cd20707b1bc2808de291d48a10ffdbbb74e9882ec29bb869