[INFO] fetching crate ctflag_derive 0.1.2...
[INFO] testing ctflag_derive-0.1.2 against 1.47.0 for beta-1.48-1
[INFO] extracting crate ctflag_derive 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ctflag_derive 0.1.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ctflag_derive 0.1.2
[INFO] finished tweaking crates.io crate ctflag_derive 0.1.2
[INFO] tweaked toml for crates.io crate ctflag_derive 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62751d6b5edf961637e577573876087408966024707c8e9f43d40d9b19fac214
[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" "62751d6b5edf961637e577573876087408966024707c8e9f43d40d9b19fac214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62751d6b5edf961637e577573876087408966024707c8e9f43d40d9b19fac214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62751d6b5edf961637e577573876087408966024707c8e9f43d40d9b19fac214", kill_on_drop: false }`
[INFO] [stdout] 62751d6b5edf961637e577573876087408966024707c8e9f43d40d9b19fac214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac5422fcb06dcc542facffb9ab3ac57cbce9453ec1ad1304fb49f415274da040
[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" "ac5422fcb06dcc542facffb9ab3ac57cbce9453ec1ad1304fb49f415274da040", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctflag_derive v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ToTokens` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:513:21
[INFO] [stdout]     |
[INFO] [stdout] 22  | use quote::{quote, quote_spanned, ToTokens};
[INFO] [stdout]     |                                   -------- the item `ToTokens` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 513 |                 use quote::ToTokens;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "ac5422fcb06dcc542facffb9ab3ac57cbce9453ec1ad1304fb49f415274da040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5422fcb06dcc542facffb9ab3ac57cbce9453ec1ad1304fb49f415274da040", kill_on_drop: false }`
[INFO] [stdout] ac5422fcb06dcc542facffb9ab3ac57cbce9453ec1ad1304fb49f415274da040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 760e327a3186def0b789a0bb75ffced3c001af19a3c496c92608890bcae8a944
[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" "760e327a3186def0b789a0bb75ffced3c001af19a3c496c92608890bcae8a944", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctflag_derive v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ToTokens` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:513:21
[INFO] [stdout]     |
[INFO] [stdout] 22  | use quote::{quote, quote_spanned, ToTokens};
[INFO] [stdout]     |                                   -------- the item `ToTokens` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 513 |                 use quote::ToTokens;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToTokens` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:513:21
[INFO] [stdout]     |
[INFO] [stdout] 22  | use quote::{quote, quote_spanned, ToTokens};
[INFO] [stdout]     |                                   -------- the item `ToTokens` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 513 |                 use quote::ToTokens;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "760e327a3186def0b789a0bb75ffced3c001af19a3c496c92608890bcae8a944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760e327a3186def0b789a0bb75ffced3c001af19a3c496c92608890bcae8a944", kill_on_drop: false }`
[INFO] [stdout] 760e327a3186def0b789a0bb75ffced3c001af19a3c496c92608890bcae8a944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bbe83a0b8be3f25a7f24cdfdd243c5ca1dc2d7f96f9836f6dfef251a536f98f
[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" "0bbe83a0b8be3f25a7f24cdfdd243c5ca1dc2d7f96f9836f6dfef251a536f98f", kill_on_drop: false }`
[INFO] [stderr] warning: the item `ToTokens` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:513:21
[INFO] [stderr]     |
[INFO] [stderr] 22  | use quote::{quote, quote_spanned, ToTokens};
[INFO] [stderr]     |                                   -------- the item `ToTokens` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 513 |                 use quote::ToTokens;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToTokens` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:513:21
[INFO] [stderr]     |
[INFO] [stderr] 22  | use quote::{quote, quote_spanned, ToTokens};
[INFO] [stderr]     |                                   -------- the item `ToTokens` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 513 |                 use quote::ToTokens;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ctflag_derive-53bc6b1625076233
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ctflag_derive
[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" "0bbe83a0b8be3f25a7f24cdfdd243c5ca1dc2d7f96f9836f6dfef251a536f98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbe83a0b8be3f25a7f24cdfdd243c5ca1dc2d7f96f9836f6dfef251a536f98f", kill_on_drop: false }`
[INFO] [stdout] 0bbe83a0b8be3f25a7f24cdfdd243c5ca1dc2d7f96f9836f6dfef251a536f98f
