[INFO] fetching crate rc 0.1.1...
[INFO] testing rc-0.1.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rc 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rc 0.1.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc 0.1.1
[INFO] finished tweaking crates.io crate rc 0.1.1
[INFO] tweaked toml for crates.io crate rc 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", 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] 8b43c4dd265369ce6b737b666e707e0619931bc048852e3dcad45a14cfc43977
[INFO] running `Command { std: "docker" "start" "-a" "8b43c4dd265369ce6b737b666e707e0619931bc048852e3dcad45a14cfc43977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b43c4dd265369ce6b737b666e707e0619931bc048852e3dcad45a14cfc43977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b43c4dd265369ce6b737b666e707e0619931bc048852e3dcad45a14cfc43977", kill_on_drop: false }`
[INFO] [stdout] 8b43c4dd265369ce6b737b666e707e0619931bc048852e3dcad45a14cfc43977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 07f0f081aadbf0ed17a6c64d3076e1883efa0be5014071dfe0b609a167c46546
[INFO] running `Command { std: "docker" "start" "-a" "07f0f081aadbf0ed17a6c64d3076e1883efa0be5014071dfe0b609a167c46546", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "07f0f081aadbf0ed17a6c64d3076e1883efa0be5014071dfe0b609a167c46546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f0f081aadbf0ed17a6c64d3076e1883efa0be5014071dfe0b609a167c46546", kill_on_drop: false }`
[INFO] [stdout] 07f0f081aadbf0ed17a6c64d3076e1883efa0be5014071dfe0b609a167c46546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--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] 208e230b9f20756627ff9ab2b4bc5f918e0b656e8b0a2521375ec9a19d3823f7
[INFO] running `Command { std: "docker" "start" "-a" "208e230b9f20756627ff9ab2b4bc5f918e0b656e8b0a2521375ec9a19d3823f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "208e230b9f20756627ff9ab2b4bc5f918e0b656e8b0a2521375ec9a19d3823f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208e230b9f20756627ff9ab2b4bc5f918e0b656e8b0a2521375ec9a19d3823f7", kill_on_drop: false }`
[INFO] [stdout] 208e230b9f20756627ff9ab2b4bc5f918e0b656e8b0a2521375ec9a19d3823f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf3c2b023eb91abf86854c2982d77a9578372d1ec8ee3e245ec8f9f8e179d66e
[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" "cf3c2b023eb91abf86854c2982d77a9578372d1ec8ee3e245ec8f9f8e179d66e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rc-e182c3774013c4ad)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test stable_rc::tests::is_unique ... ok
[INFO] [stdout] test stable_rc::tests::test_clone ... ok
[INFO] [stdout] test stable_rc::tests::test_cowrc_clone_weak ... ok
[INFO] [stdout] test stable_rc::tests::test_cowrc_clone_make_unique ... ok
[INFO] [stdout] test stable_rc::tests::test_cowrc_clone_unique2 ... ok
[INFO] [stdout] test stable_rc::tests::test_destructor ... ok
[INFO] [stdout] test stable_rc::tests::test_show ... ok
[INFO] [stdout] test stable_rc::tests::test_simple_clone ... ok
[INFO] [stdout] test stable_rc::tests::test_strong_count ... ok
[INFO] [stdout] test stable_rc::tests::test_weak_count ... ok
[INFO] [stdout] test stable_rc::tests::try_unwrap ... ok
[INFO] [stdout] test stable_rc::tests::weak_self_cyclic ... ok
[INFO] [stderr]    Doc-tests rc
[INFO] [stdout] test stable_rc::tests::test_dead ... ok
[INFO] [stdout] test stable_rc::tests::get_mut ... ok
[INFO] [stdout] test stable_rc::tests::test_live ... ok
[INFO] [stdout] test stable_rc::tests::test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::is_unique (line 130) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::gt (line 451) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::le (line 435) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::make_unique (line 240) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::ne (line 381) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::get_mut (line 149) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::default (line 347) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::eq (line 365) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::lt (line 419) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::drop (line 280) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::downgrade (line 105) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::ge (line 467) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::clone (line 328) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::cmp (line 485) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::new (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 93) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::try_unwrap (line 73) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Weak<T>::upgrade (line 543) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Weak<T>::clone (line 611) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::is_unique (line 183) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Weak<T>::drop (line 569) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::try_unwrap (line 200) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::Rc<T>::partial_cmp (line 401) ... ok
[INFO] [stdout] test src/stable_rc.rs - stable_rc::get_mut (line 219) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf3c2b023eb91abf86854c2982d77a9578372d1ec8ee3e245ec8f9f8e179d66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3c2b023eb91abf86854c2982d77a9578372d1ec8ee3e245ec8f9f8e179d66e", kill_on_drop: false }`
[INFO] [stdout] cf3c2b023eb91abf86854c2982d77a9578372d1ec8ee3e245ec8f9f8e179d66e