[INFO] cloning repository https://github.com/sphynx/um
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sphynx/um" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b32223d3ab6eefc7d990f0b3307cada2cf978fa6
[INFO] testing sphynx/um against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fum" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sphynx/um on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sphynx/um
[INFO] finished tweaking git repo https://github.com/sphynx/um
[INFO] tweaked toml for git repo https://github.com/sphynx/um written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate git repo https://github.com/sphynx/um already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b2f88c5474811032a5dafee5fb8c45a4d2d8190feb2eb9dc08fabb523b38241
[INFO] running `Command { std: "docker" "start" "-a" "9b2f88c5474811032a5dafee5fb8c45a4d2d8190feb2eb9dc08fabb523b38241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b2f88c5474811032a5dafee5fb8c45a4d2d8190feb2eb9dc08fabb523b38241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2f88c5474811032a5dafee5fb8c45a4d2d8190feb2eb9dc08fabb523b38241", kill_on_drop: false }`
[INFO] [stdout] 9b2f88c5474811032a5dafee5fb8c45a4d2d8190feb2eb9dc08fabb523b38241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aca83d6969f3923d0095277beac642610943b88e0026077ce1c705792e784728
[INFO] running `Command { std: "docker" "start" "-a" "aca83d6969f3923d0095277beac642610943b88e0026077ce1c705792e784728", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling um v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `Command { std: "docker" "inspect" "aca83d6969f3923d0095277beac642610943b88e0026077ce1c705792e784728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca83d6969f3923d0095277beac642610943b88e0026077ce1c705792e784728", kill_on_drop: false }`
[INFO] [stdout] aca83d6969f3923d0095277beac642610943b88e0026077ce1c705792e784728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1e574c92e3aa5a5df298fd108be5b7dc6c231c90fb3254b85e7e1f6e6703f38
[INFO] running `Command { std: "docker" "start" "-a" "f1e574c92e3aa5a5df298fd108be5b7dc6c231c90fb3254b85e7e1f6e6703f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling um v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "f1e574c92e3aa5a5df298fd108be5b7dc6c231c90fb3254b85e7e1f6e6703f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e574c92e3aa5a5df298fd108be5b7dc6c231c90fb3254b85e7e1f6e6703f38", kill_on_drop: false }`
[INFO] [stdout] f1e574c92e3aa5a5df298fd108be5b7dc6c231c90fb3254b85e7e1f6e6703f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aacc6609a93a24415bd1686cb73bbc42b84bfe6ef877a70afb3bcae6cc2ac07a
[INFO] running `Command { std: "docker" "start" "-a" "aacc6609a93a24415bd1686cb73bbc42b84bfe6ef877a70afb3bcae6cc2ac07a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/um-5fe93a27f21691e3)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test mem::tests::alloc ... ok
[INFO] [stdout] test mem::tests::fill_all_memory ... ignored
[INFO] [stdout] test mem::tests::alloc_lowest ... ok
[INFO] [stdout] test mem::tests::init_with_zero ... ok
[INFO] [stdout] test mem::tests::len2 ... ok
[INFO] [stdout] test mem::tests::len4 ... ok
[INFO] [stdout] test mem::tests::write_and_read ... ok
[INFO] [stdout] test mem::tests::double_free_err - should panic ... ok
[INFO] [stdout] test mem::tests::free_err - should panic ... ok
[INFO] [stdout] test mem::tests::free_err2 - should panic ... ok
[INFO] [stdout] test mem::tests::free_err3 - should panic ... ok
[INFO] [stdout] test mem::tests::read_err_addr - should panic ... ok
[INFO] [stdout] test mem::tests::read_err_offset - should panic ... ok
[INFO] [stdout] test mem::tests::read_err_zero - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/um-b0d48c41f424de71)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests um
[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] [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" "aacc6609a93a24415bd1686cb73bbc42b84bfe6ef877a70afb3bcae6cc2ac07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aacc6609a93a24415bd1686cb73bbc42b84bfe6ef877a70afb3bcae6cc2ac07a", kill_on_drop: false }`
[INFO] [stdout] aacc6609a93a24415bd1686cb73bbc42b84bfe6ef877a70afb3bcae6cc2ac07a