[INFO] fetching crate dump 0.1.1...
[INFO] testing dump-0.1.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate dump 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate dump 0.1.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dump 0.1.1
[INFO] finished tweaking crates.io crate dump 0.1.1
[INFO] tweaked toml for crates.io crate dump 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7164080f670ec32a0576bed4b63e16e797636a91d2e90c23e5124ace0a6bb7bb
[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" "7164080f670ec32a0576bed4b63e16e797636a91d2e90c23e5124ace0a6bb7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7164080f670ec32a0576bed4b63e16e797636a91d2e90c23e5124ace0a6bb7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7164080f670ec32a0576bed4b63e16e797636a91d2e90c23e5124ace0a6bb7bb", kill_on_drop: false }`
[INFO] [stdout] 7164080f670ec32a0576bed4b63e16e797636a91d2e90c23e5124ace0a6bb7bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--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] 9e0b0dff523b613dd2da4210a7adb548ccbc41b969deac1dbad032b71248a08a
[INFO] running `Command { std: "docker" "start" "-a" "9e0b0dff523b613dd2da4210a7adb548ccbc41b969deac1dbad032b71248a08a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]  --> src/lib.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     unsafe {
[INFO] [stdout]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_unsafe)]` 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 0.97s
[INFO] running `Command { std: "docker" "inspect" "9e0b0dff523b613dd2da4210a7adb548ccbc41b969deac1dbad032b71248a08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0b0dff523b613dd2da4210a7adb548ccbc41b969deac1dbad032b71248a08a", kill_on_drop: false }`
[INFO] [stdout] 9e0b0dff523b613dd2da4210a7adb548ccbc41b969deac1dbad032b71248a08a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cef8687931b63401497c8ba29f3fc2818fe5c376add2b8b3a978a44129063a6f
[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" "cef8687931b63401497c8ba29f3fc2818fe5c376add2b8b3a978a44129063a6f", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]  --> src/lib.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     unsafe {
[INFO] [stdout]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]  --> src/lib.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     unsafe {
[INFO] [stdout]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cef8687931b63401497c8ba29f3fc2818fe5c376add2b8b3a978a44129063a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef8687931b63401497c8ba29f3fc2818fe5c376add2b8b3a978a44129063a6f", kill_on_drop: false }`
[INFO] [stdout] cef8687931b63401497c8ba29f3fc2818fe5c376add2b8b3a978a44129063a6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e63d562dcb521cc70006fb85a47fc7a1dd9894863c6a7fab0acc44f4b68ba180
[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" "e63d562dcb521cc70006fb85a47fc7a1dd9894863c6a7fab0acc44f4b68ba180", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]  --> src/lib.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     unsafe {
[INFO] [stderr]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dump` (lib) generated 1 warning
[INFO] [stderr] warning: `dump` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dump-04286ed5c9bdaae3)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dump
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e63d562dcb521cc70006fb85a47fc7a1dd9894863c6a7fab0acc44f4b68ba180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63d562dcb521cc70006fb85a47fc7a1dd9894863c6a7fab0acc44f4b68ba180", kill_on_drop: false }`
[INFO] [stdout] e63d562dcb521cc70006fb85a47fc7a1dd9894863c6a7fab0acc44f4b68ba180