[INFO] fetching crate gensym 0.1.0...
[INFO] testing gensym-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate gensym 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate gensym 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gensym 0.1.0
[INFO] finished tweaking crates.io crate gensym 0.1.0
[INFO] tweaked toml for crates.io crate gensym 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] 3b38b305e4af475058dec213200ef240e6d0ee74de58271b26e1ea5cdcf6c023
[INFO] running `Command { std: "docker" "start" "-a" "3b38b305e4af475058dec213200ef240e6d0ee74de58271b26e1ea5cdcf6c023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b38b305e4af475058dec213200ef240e6d0ee74de58271b26e1ea5cdcf6c023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b38b305e4af475058dec213200ef240e6d0ee74de58271b26e1ea5cdcf6c023", kill_on_drop: false }`
[INFO] [stdout] 3b38b305e4af475058dec213200ef240e6d0ee74de58271b26e1ea5cdcf6c023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2251506c927ec491dcf36a80acbad0f7938d48c197b759799cd3ee6cfc2e417
[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" "f2251506c927ec491dcf36a80acbad0f7938d48c197b759799cd3ee6cfc2e417", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling gensym v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `quote::quote`
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use quote::quote;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Extend` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:46:9
[INFO] [stdout]     |
[INFO] [stdout] 46  |     use core::iter::Extend;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "f2251506c927ec491dcf36a80acbad0f7938d48c197b759799cd3ee6cfc2e417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2251506c927ec491dcf36a80acbad0f7938d48c197b759799cd3ee6cfc2e417", kill_on_drop: false }`
[INFO] [stdout] f2251506c927ec491dcf36a80acbad0f7938d48c197b759799cd3ee6cfc2e417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29e70bfa46f5c7ea2b4a5c19ba2f7d810750c30926c2f07c5e81c1b5a9b58f58
[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" "29e70bfa46f5c7ea2b4a5c19ba2f7d810750c30926c2f07c5e81c1b5a9b58f58", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `quote::quote`
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use quote::quote;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Extend` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:46:9
[INFO] [stdout]     |
[INFO] [stdout] 46  |     use core::iter::Extend;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gensym v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `quote::quote`
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use quote::quote;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Extend` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:46:9
[INFO] [stdout]     |
[INFO] [stdout] 46  |     use core::iter::Extend;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "29e70bfa46f5c7ea2b4a5c19ba2f7d810750c30926c2f07c5e81c1b5a9b58f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e70bfa46f5c7ea2b4a5c19ba2f7d810750c30926c2f07c5e81c1b5a9b58f58", kill_on_drop: false }`
[INFO] [stdout] 29e70bfa46f5c7ea2b4a5c19ba2f7d810750c30926c2f07c5e81c1b5a9b58f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] ccfe6f3b22540a34ccd8e1b4c6706af1b9de4f318768c7c122d41d0c806418e9
[INFO] running `Command { std: "docker" "start" "-a" "ccfe6f3b22540a34ccd8e1b4c6706af1b9de4f318768c7c122d41d0c806418e9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `quote::quote`
[INFO] [stderr]   --> src/lib.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use quote::quote;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Extend` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:46:9
[INFO] [stderr]     |
[INFO] [stderr] 46  |     use core::iter::Extend;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quote::quote`
[INFO] [stderr]   --> src/lib.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use quote::quote;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Extend` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:46:9
[INFO] [stderr]     |
[INFO] [stderr] 46  |     use core::iter::Extend;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gensym-6337ecd120b44058)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gensym
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ccfe6f3b22540a34ccd8e1b4c6706af1b9de4f318768c7c122d41d0c806418e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfe6f3b22540a34ccd8e1b4c6706af1b9de4f318768c7c122d41d0c806418e9", kill_on_drop: false }`
[INFO] [stdout] ccfe6f3b22540a34ccd8e1b4c6706af1b9de4f318768c7c122d41d0c806418e9