[INFO] fetching crate fudi-rs 0.3.1...
[INFO] checking fudi-rs-0.3.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate fudi-rs 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fudi-rs 0.3.1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fudi-rs 0.3.1
[INFO] finished tweaking crates.io crate fudi-rs 0.3.1
[INFO] tweaked toml for crates.io crate fudi-rs 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate fudi-rs 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecea0d17adc360711769d6a097ba90e1b1d61ebf1f01e138c01fd32a010d855a
[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" "ecea0d17adc360711769d6a097ba90e1b1d61ebf1f01e138c01fd32a010d855a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecea0d17adc360711769d6a097ba90e1b1d61ebf1f01e138c01fd32a010d855a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecea0d17adc360711769d6a097ba90e1b1d61ebf1f01e138c01fd32a010d855a", kill_on_drop: false }`
[INFO] [stdout] ecea0d17adc360711769d6a097ba90e1b1d61ebf1f01e138c01fd32a010d855a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] fe4edc64a9f8f954746caaae3ae380040b2f76534fd0df79d2f9e94cf452f51d
[INFO] running `Command { std: "docker" "start" "-a" "fe4edc64a9f8f954746caaae3ae380040b2f76534fd0df79d2f9e94cf452f51d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking fudi-rs v0.3.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/lib.rs (3 fixes)
[INFO] [stderr]        Fixed src/parser.rs (2 fixes)
[INFO] [stdout] warning: function is never used: `valid_atom_character`
[INFO] [stdout]   --> src/parser.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn valid_atom_character(c: u8) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating examples/send_random_floats.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/receive_bang.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/receive_random_floats.rs from 2018 edition to 2021
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddr`
[INFO] [stdout]    --> src/lib.rs:174:36
[INFO] [stdout]     |
[INFO] [stdout] 174 |         assert_eq!(ns.target.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));
[INFO] [stdout]     |                                    ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 166 |     use std::net::IpAddr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ipv4Addr`
[INFO] [stdout]    --> src/lib.rs:174:47
[INFO] [stdout]     |
[INFO] [stdout] 174 |         assert_eq!(ns.target.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));
[INFO] [stdout]     |                                               ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 166 |     use std::net::Ipv4Addr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddr`
[INFO] [stdout]    --> src/lib.rs:271:36
[INFO] [stdout]     |
[INFO] [stdout] 271 |         assert_eq!(nr_socket.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));
[INFO] [stdout]     |                                    ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 255 |     use std::net::IpAddr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ipv4Addr`
[INFO] [stdout]    --> src/lib.rs:271:47
[INFO] [stdout]     |
[INFO] [stdout] 271 |         assert_eq!(nr_socket.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));
[INFO] [stdout]     |                                               ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 255 |     use std::net::Ipv4Addr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_range` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/parser.rs:50:29
[INFO] [stdout]     |
[INFO] [stdout] 50  |         let mut t: u8 = rng.gen_range(0..128); // ASCII is 7 bit
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.8.3/src/rng.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        --------- the method is available for `ThreadRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::parser::rand::Rng;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fudi-rs` due to 6 previous errors
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "fe4edc64a9f8f954746caaae3ae380040b2f76534fd0df79d2f9e94cf452f51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4edc64a9f8f954746caaae3ae380040b2f76534fd0df79d2f9e94cf452f51d", kill_on_drop: false }`
[INFO] [stdout] fe4edc64a9f8f954746caaae3ae380040b2f76534fd0df79d2f9e94cf452f51d