[INFO] cloning repository https://github.com/nrjais/migrator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nrjais/migrator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrjais%2Fmigrator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrjais%2Fmigrator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e87fb4718b09c7112feb4fa157d4b1fd92981594
[INFO] checking nrjais/migrator against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrjais%2Fmigrator" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nrjais/migrator on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nrjais/migrator
[INFO] finished tweaking git repo https://github.com/nrjais/migrator
[INFO] tweaked toml for git repo https://github.com/nrjais/migrator written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nrjais/migrator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98516115c5a350b0e791ebbb50a17fbad37112e783c042012699db2a20dd31da
[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" "98516115c5a350b0e791ebbb50a17fbad37112e783c042012699db2a20dd31da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98516115c5a350b0e791ebbb50a17fbad37112e783c042012699db2a20dd31da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98516115c5a350b0e791ebbb50a17fbad37112e783c042012699db2a20dd31da", kill_on_drop: false }`
[INFO] [stdout] 98516115c5a350b0e791ebbb50a17fbad37112e783c042012699db2a20dd31da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3035ffce354f41dc2782eb3c1a32e262a32a0bab49cfd7f86177eb24aada7fd
[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" "c3035ffce354f41dc2782eb3c1a32e262a32a0bab49cfd7f86177eb24aada7fd", kill_on_drop: false }`
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking mio v0.7.3
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking postgres-protocol v0.5.3
[INFO] [stderr]     Checking tokio v0.3.0
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking postgres-types v0.1.3
[INFO] [stderr]     Checking tokio-util v0.4.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking tokio-postgres v0.6.0
[INFO] [stderr]     Checking postgres v0.18.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking migrator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "c3035ffce354f41dc2782eb3c1a32e262a32a0bab49cfd7f86177eb24aada7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3035ffce354f41dc2782eb3c1a32e262a32a0bab49cfd7f86177eb24aada7fd", kill_on_drop: false }`
[INFO] [stdout] c3035ffce354f41dc2782eb3c1a32e262a32a0bab49cfd7f86177eb24aada7fd