[INFO] updating cached repository https://github.com/foriequal0/heap-size-of-test
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6ddcc41b011c20f0c51ef7e178edf213339ebb9a
[INFO] testing foriequal0/heap-size-of-test against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforiequal0%2Fheap-size-of-test" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foriequal0/heap-size-of-test on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/foriequal0/heap-size-of-test
[INFO] finished tweaking git repo https://github.com/foriequal0/heap-size-of-test
[INFO] tweaked toml for git repo https://github.com/foriequal0/heap-size-of-test written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/foriequal0/heap-size-of-test already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17c7fea90afb36cc984bf6685d20ad4021d53a456d2cf4b3f65348b0cdcb246c
[INFO] running `"docker" "start" "-a" "17c7fea90afb36cc984bf6685d20ad4021d53a456d2cf4b3f65348b0cdcb246c"`
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling heap-size-of v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |         Box::new(A::new()) as Box<Buf>,
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:40:35
[INFO] [stderr]    |
[INFO] [stderr] 40 |         Box::new(B::new()) as Box<Buf>,
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     buf: [u8; 8],
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     buf: [u8; 15],
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "17c7fea90afb36cc984bf6685d20ad4021d53a456d2cf4b3f65348b0cdcb246c"`
[INFO] running `"docker" "rm" "-f" "17c7fea90afb36cc984bf6685d20ad4021d53a456d2cf4b3f65348b0cdcb246c"`
[INFO] [stdout] 17c7fea90afb36cc984bf6685d20ad4021d53a456d2cf4b3f65348b0cdcb246c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fbdf3bd47527bf531385cb0d05cb7938a8dec386ab91075ced2cf883aaa0059e
[INFO] running `"docker" "start" "-a" "fbdf3bd47527bf531385cb0d05cb7938a8dec386ab91075ced2cf883aaa0059e"`
[INFO] [stderr]    Compiling heap-size-of v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |         Box::new(A::new()) as Box<Buf>,
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:40:35
[INFO] [stderr]    |
[INFO] [stderr] 40 |         Box::new(B::new()) as Box<Buf>,
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     buf: [u8; 8],
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     buf: [u8; 15],
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "fbdf3bd47527bf531385cb0d05cb7938a8dec386ab91075ced2cf883aaa0059e"`
[INFO] running `"docker" "rm" "-f" "fbdf3bd47527bf531385cb0d05cb7938a8dec386ab91075ced2cf883aaa0059e"`
[INFO] [stdout] fbdf3bd47527bf531385cb0d05cb7938a8dec386ab91075ced2cf883aaa0059e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a1ba7c1f07a15891d5d59fd9b19f27aba48f2df1a3587a468febaa11de217c5
[INFO] running `"docker" "start" "-a" "7a1ba7c1f07a15891d5d59fd9b19f27aba48f2df1a3587a468febaa11de217c5"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |         Box::new(A::new()) as Box<Buf>,
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:40:35
[INFO] [stderr]    |
[INFO] [stderr] 40 |         Box::new(B::new()) as Box<Buf>,
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     buf: [u8; 8],
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     buf: [u8; 15],
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/heap_size_of-754ebfd78d368197
[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 `"docker" "inspect" "7a1ba7c1f07a15891d5d59fd9b19f27aba48f2df1a3587a468febaa11de217c5"`
[INFO] running `"docker" "rm" "-f" "7a1ba7c1f07a15891d5d59fd9b19f27aba48f2df1a3587a468febaa11de217c5"`
[INFO] [stdout] 7a1ba7c1f07a15891d5d59fd9b19f27aba48f2df1a3587a468febaa11de217c5