[INFO] fetching crate microkelvin 0.7.1...
[INFO] testing microkelvin-0.7.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate microkelvin 0.7.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate microkelvin 0.7.1 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] removed /workspace/builds/worker-2/source/rust-toolchain
[INFO] started tweaking crates.io crate microkelvin 0.7.1
[INFO] finished tweaking crates.io crate microkelvin 0.7.1
[INFO] tweaked toml for crates.io crate microkelvin 0.7.1 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] f1dafdccc7288ade69531f77141a8ffd903ac229d88916630410c37d25b3545c
[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" "f1dafdccc7288ade69531f77141a8ffd903ac229d88916630410c37d25b3545c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1dafdccc7288ade69531f77141a8ffd903ac229d88916630410c37d25b3545c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1dafdccc7288ade69531f77141a8ffd903ac229d88916630410c37d25b3545c", kill_on_drop: false }`
[INFO] [stdout] f1dafdccc7288ade69531f77141a8ffd903ac229d88916630410c37d25b3545c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] dcc97bc7027deb851c0c3c158ca57a03d3f34295eaa2072347e76f2495a79b40
[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" "dcc97bc7027deb851c0c3c158ca57a03d3f34295eaa2072347e76f2495a79b40", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling dusk-varint v0.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling array-init v2.0.0
[INFO] [stderr]    Compiling arbitrary v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling blake2b_simd v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling canonical v0.6.3
[INFO] [stderr]    Compiling canonical_derive v0.6.0
[INFO] [stderr]    Compiling microkelvin v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "dcc97bc7027deb851c0c3c158ca57a03d3f34295eaa2072347e76f2495a79b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc97bc7027deb851c0c3c158ca57a03d3f34295eaa2072347e76f2495a79b40", kill_on_drop: false }`
[INFO] [stdout] dcc97bc7027deb851c0c3c158ca57a03d3f34295eaa2072347e76f2495a79b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 59d3cf295f9ce5d68b8abf360d54ace3c7ee3f4350a1ad7c9ebdddd2ab8ff6a1
[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" "59d3cf295f9ce5d68b8abf360d54ace3c7ee3f4350a1ad7c9ebdddd2ab8ff6a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling microkelvin v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "59d3cf295f9ce5d68b8abf360d54ace3c7ee3f4350a1ad7c9ebdddd2ab8ff6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d3cf295f9ce5d68b8abf360d54ace3c7ee3f4350a1ad7c9ebdddd2ab8ff6a1", kill_on_drop: false }`
[INFO] [stdout] 59d3cf295f9ce5d68b8abf360d54ace3c7ee3f4350a1ad7c9ebdddd2ab8ff6a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 6784b87125566e6f677b03a6b5437229de9428511a12e198127cd330f89c9d5c
[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" "6784b87125566e6f677b03a6b5437229de9428511a12e198127cd330f89c9d5c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/microkelvin-712c2736ab1b0df7)
[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] [stderr]      Running tests/linked_list.rs (/opt/rustwide/target/debug/deps/linked_list-7575ea8e0af67c3c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test iterate_immutable ... ok
[INFO] [stdout] test iterate_mutable ... ok
[INFO] [stdout] test insert_cardinality ... ok
[INFO] [stdout] test insert_nth ... ok
[INFO] [stdout] test insert_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test linked_list::insert ... ok
[INFO] [stderr]      Running tests/max.rs (/opt/rustwide/target/debug/deps/max-302c8b60fb6279c3)
[INFO] [stdout] test linked_list::iterate_immutable ... ok
[INFO] [stdout] test linked_list::iterate_mutable ... ok
[INFO] [stdout] test linked_list::insert_cardinality ... ok
[INFO] [stdout] test maximum ... ok
[INFO] [stdout] test linked_list::insert_nth ... ok
[INFO] [stderr]      Running tests/multiple.rs (/opt/rustwide/target/debug/deps/multiple-61a0475f70e29e5f)
[INFO] [stdout] test linked_list::insert_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.96s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test linked_list::insert ... ok
[INFO] [stdout] test linked_list::insert_cardinality ... ok
[INFO] [stdout] test linked_list::iterate_immutable ... ok
[INFO] [stdout] test linked_list::iterate_mutable ... ok
[INFO] [stdout] test maximum_multiple ... ok
[INFO] [stdout] test linked_list::insert_nth ... ok
[INFO] [stdout] test linked_list::insert_mut ... ok
[INFO] [stderr]    Doc-tests microkelvin
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[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" "6784b87125566e6f677b03a6b5437229de9428511a12e198127cd330f89c9d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6784b87125566e6f677b03a6b5437229de9428511a12e198127cd330f89c9d5c", kill_on_drop: false }`
[INFO] [stdout] 6784b87125566e6f677b03a6b5437229de9428511a12e198127cd330f89c9d5c