[INFO] cloning repository https://github.com/oranellis/mmm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oranellis/mmm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foranellis%2Fmmm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foranellis%2Fmmm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdd4840b42d333d702acf6f8fdfd75bde8240a47
[INFO] checking oranellis/mmm against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foranellis%2Fmmm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oranellis/mmm on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oranellis/mmm
[INFO] finished tweaking git repo https://github.com/oranellis/mmm
[INFO] tweaked toml for git repo https://github.com/oranellis/mmm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/oranellis/mmm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 847ba731b4ad2d4a63a67b73537f5e67e6d9bac6c0cdf956d35b76ec7abdad6d
[INFO] running `Command { std: "docker" "start" "-a" "847ba731b4ad2d4a63a67b73537f5e67e6d9bac6c0cdf956d35b76ec7abdad6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "847ba731b4ad2d4a63a67b73537f5e67e6d9bac6c0cdf956d35b76ec7abdad6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847ba731b4ad2d4a63a67b73537f5e67e6d9bac6c0cdf956d35b76ec7abdad6d", kill_on_drop: false }`
[INFO] [stdout] 847ba731b4ad2d4a63a67b73537f5e67e6d9bac6c0cdf956d35b76ec7abdad6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b542979cfb566e8b0e1979aad5f007adee3dfc93f5cbbaeb65dc774437f7fb2
[INFO] running `Command { std: "docker" "start" "-a" "3b542979cfb566e8b0e1979aad5f007adee3dfc93f5cbbaeb65dc774437f7fb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking tui v0.19.0
[INFO] [stderr]     Checking mmm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `NodeType` is more private than the item `Node::file_type`
[INFO] [stdout]   --> src/nodes.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub file_type: NodeType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ field `Node::file_type` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `NodeType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/nodes.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum NodeType {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NodeType` is more private than the item `Node::file_type`
[INFO] [stdout]   --> src/nodes.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub file_type: NodeType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ field `Node::file_type` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `NodeType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/nodes.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum NodeType {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "3b542979cfb566e8b0e1979aad5f007adee3dfc93f5cbbaeb65dc774437f7fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b542979cfb566e8b0e1979aad5f007adee3dfc93f5cbbaeb65dc774437f7fb2", kill_on_drop: false }`
[INFO] [stdout] 3b542979cfb566e8b0e1979aad5f007adee3dfc93f5cbbaeb65dc774437f7fb2
[INFO] checking oranellis/mmm against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foranellis%2Fmmm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oranellis/mmm on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oranellis/mmm
[INFO] finished tweaking git repo https://github.com/oranellis/mmm
[INFO] tweaked toml for git repo https://github.com/oranellis/mmm written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/oranellis/mmm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccaa77590bcefe7b5f38fc3ae266054b2e32409dd1626bd152cd9a113da59c44
[INFO] running `Command { std: "docker" "start" "-a" "ccaa77590bcefe7b5f38fc3ae266054b2e32409dd1626bd152cd9a113da59c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccaa77590bcefe7b5f38fc3ae266054b2e32409dd1626bd152cd9a113da59c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccaa77590bcefe7b5f38fc3ae266054b2e32409dd1626bd152cd9a113da59c44", kill_on_drop: false }`
[INFO] [stdout] ccaa77590bcefe7b5f38fc3ae266054b2e32409dd1626bd152cd9a113da59c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0434c54f344d87b166c32c1986f250e89f5853eacc94aa186c416f4b088ab588
[INFO] running `Command { std: "docker" "start" "-a" "0434c54f344d87b166c32c1986f250e89f5853eacc94aa186c416f4b088ab588", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking tui v0.19.0
[INFO] [stderr]     Checking mmm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `NodeType` is more private than the item `Node::file_type`
[INFO] [stdout]   --> src/nodes.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub file_type: NodeType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ field `Node::file_type` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `NodeType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/nodes.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum NodeType {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NodeType` is more private than the item `Node::file_type`
[INFO] [stdout]   --> src/nodes.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub file_type: NodeType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ field `Node::file_type` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `NodeType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/nodes.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum NodeType {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "0434c54f344d87b166c32c1986f250e89f5853eacc94aa186c416f4b088ab588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0434c54f344d87b166c32c1986f250e89f5853eacc94aa186c416f4b088ab588", kill_on_drop: false }`
[INFO] [stdout] 0434c54f344d87b166c32c1986f250e89f5853eacc94aa186c416f4b088ab588