[INFO] cloning repository https://github.com/mist-lang/mist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mist-lang/mist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmist-lang%2Fmist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmist-lang%2Fmist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad02ce2b6d722c5cc41cf3e11a4c0c86bd4557c1
[INFO] testing mist-lang/mist against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmist-lang%2Fmist" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mist-lang/mist 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] removed /workspace/builds/worker-7/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mist-lang/mist
[INFO] finished tweaking git repo https://github.com/mist-lang/mist
[INFO] tweaked toml for git repo https://github.com/mist-lang/mist written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mist-lang/mist 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d6b78f409c828c71007ebe72ad7f7ac30d30474eaf2d9fae81dda6c64c37174b
[INFO] running `Command { std: "docker" "start" "-a" "d6b78f409c828c71007ebe72ad7f7ac30d30474eaf2d9fae81dda6c64c37174b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6b78f409c828c71007ebe72ad7f7ac30d30474eaf2d9fae81dda6c64c37174b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b78f409c828c71007ebe72ad7f7ac30d30474eaf2d9fae81dda6c64c37174b", kill_on_drop: false }`
[INFO] [stdout] d6b78f409c828c71007ebe72ad7f7ac30d30474eaf2d9fae81dda6c64c37174b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71fd1ce91671aeb93fc3e5567dfcc6550f5386864363be1b1b81f080a29d9861
[INFO] running `Command { std: "docker" "start" "-a" "71fd1ce91671aeb93fc3e5567dfcc6550f5386864363be1b1b81f080a29d9861", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling handlebars v3.5.4
[INFO] [stderr]    Compiling mist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "71fd1ce91671aeb93fc3e5567dfcc6550f5386864363be1b1b81f080a29d9861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fd1ce91671aeb93fc3e5567dfcc6550f5386864363be1b1b81f080a29d9861", kill_on_drop: false }`
[INFO] [stdout] 71fd1ce91671aeb93fc3e5567dfcc6550f5386864363be1b1b81f080a29d9861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb6f8e26a02d81069e1d4d12b5f8d2ff1b86c325cf2d7a048639cb12d26c0558
[INFO] running `Command { std: "docker" "start" "-a" "cb6f8e26a02d81069e1d4d12b5f8d2ff1b86c325cf2d7a048639cb12d26c0558", kill_on_drop: false }`
[INFO] [stderr]    Compiling mist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "cb6f8e26a02d81069e1d4d12b5f8d2ff1b86c325cf2d7a048639cb12d26c0558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6f8e26a02d81069e1d4d12b5f8d2ff1b86c325cf2d7a048639cb12d26c0558", kill_on_drop: false }`
[INFO] [stdout] cb6f8e26a02d81069e1d4d12b5f8d2ff1b86c325cf2d7a048639cb12d26c0558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2be8ebce312d0c7a32bb40c13179773b30beab33fc022573e84120e4332f4e96
[INFO] running `Command { std: "docker" "start" "-a" "2be8ebce312d0c7a32bb40c13179773b30beab33fc022573e84120e4332f4e96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mist-569c299f9db83b66)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mist-296cad12a11f4436)
[INFO] [stderr]    Doc-tests mist
[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] [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] [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" "2be8ebce312d0c7a32bb40c13179773b30beab33fc022573e84120e4332f4e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be8ebce312d0c7a32bb40c13179773b30beab33fc022573e84120e4332f4e96", kill_on_drop: false }`
[INFO] [stdout] 2be8ebce312d0c7a32bb40c13179773b30beab33fc022573e84120e4332f4e96