[INFO] fetching crate deepsize 0.1.2...
[INFO] checking deepsize-0.1.2 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate deepsize 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate deepsize 0.1.2 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deepsize 0.1.2
[INFO] finished tweaking crates.io crate deepsize 0.1.2
[INFO] tweaked toml for crates.io crate deepsize 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deepsize_derive v0.1.1
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e1eb5a18bece6e2091b86789be974e9654d81667c3e877f2c41f027cf88dcb0
[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" "2e1eb5a18bece6e2091b86789be974e9654d81667c3e877f2c41f027cf88dcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e1eb5a18bece6e2091b86789be974e9654d81667c3e877f2c41f027cf88dcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1eb5a18bece6e2091b86789be974e9654d81667c3e877f2c41f027cf88dcb0", kill_on_drop: false }`
[INFO] [stdout] 2e1eb5a18bece6e2091b86789be974e9654d81667c3e877f2c41f027cf88dcb0
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] a15a014f032afb1cc29e393f2d8bb8ef6c4f29d53460dcc7b4f782aeb224420c
[INFO] running `Command { std: "docker" "start" "-a" "a15a014f032afb1cc29e393f2d8bb8ef6c4f29d53460dcc7b4f782aeb224420c", kill_on_drop: false }`
[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 quote v0.6.13
[INFO] [stderr]    Compiling deepsize_derive v0.1.1
[INFO] [stderr]     Checking deepsize v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Context`, `DeepSizeOf`
[INFO] [stdout]  --> src/external_impls.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Context, DeepSizeOf};
[INFO] [stdout]   |             ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec::Vec`
[INFO] [stdout]  --> src/test.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use alloc::{vec, boxed::Box, vec::Vec, string::String};
[INFO] [stdout]   |                              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Context`, `DeepSizeOf`
[INFO] [stdout]  --> src/external_impls.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Context, DeepSizeOf};
[INFO] [stdout]   |             ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.22s
[INFO] running `Command { std: "docker" "inspect" "a15a014f032afb1cc29e393f2d8bb8ef6c4f29d53460dcc7b4f782aeb224420c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a15a014f032afb1cc29e393f2d8bb8ef6c4f29d53460dcc7b4f782aeb224420c", kill_on_drop: false }`
[INFO] [stdout] a15a014f032afb1cc29e393f2d8bb8ef6c4f29d53460dcc7b4f782aeb224420c