[INFO] crate migrant_lib 0.29.0 is already in cache
[INFO] checking migrant_lib-0.29.0 against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] extracting crate migrant_lib 0.29.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate migrant_lib 0.29.0 on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate migrant_lib 0.29.0
[INFO] finished tweaking crates.io crate migrant_lib 0.29.0
[INFO] tweaked toml for crates.io crate migrant_lib 0.29.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate migrant_lib 0.29.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d18de7b13368dd119e2cd28bc60ffe5b3656ae08fe4bece6456082e73076e465
[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" "d18de7b13368dd119e2cd28bc60ffe5b3656ae08fe4bece6456082e73076e465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d18de7b13368dd119e2cd28bc60ffe5b3656ae08fe4bece6456082e73076e465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18de7b13368dd119e2cd28bc60ffe5b3656ae08fe4bece6456082e73076e465", kill_on_drop: false }`
[INFO] [stdout] d18de7b13368dd119e2cd28bc60ffe5b3656ae08fe4bece6456082e73076e465
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--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] d340132abbdfc84f806271570e95a89f53e3e6e9e14a15dbd6d2203e260814f9
[INFO] running `Command { std: "docker" "start" "-a" "d340132abbdfc84f806271570e95a89f53e3e6e9e14a15dbd6d2203e260814f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking ryu v1.0.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking migrant_lib v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.12s
[INFO] running `Command { std: "docker" "inspect" "d340132abbdfc84f806271570e95a89f53e3e6e9e14a15dbd6d2203e260814f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d340132abbdfc84f806271570e95a89f53e3e6e9e14a15dbd6d2203e260814f9", kill_on_drop: false }`
[INFO] [stdout] d340132abbdfc84f806271570e95a89f53e3e6e9e14a15dbd6d2203e260814f9