[INFO] cloning repository https://github.com/Richterrettich/git-changelog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Richterrettich/git-changelog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRichterrettich%2Fgit-changelog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRichterrettich%2Fgit-changelog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2bcce2e81ae273369b44a8c4552ba4904b987c6
[INFO] checking Richterrettich/git-changelog against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRichterrettich%2Fgit-changelog" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Richterrettich/git-changelog 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/Richterrettich/git-changelog
[INFO] finished tweaking git repo https://github.com/Richterrettich/git-changelog
[INFO] tweaked toml for git repo https://github.com/Richterrettich/git-changelog written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Richterrettich/git-changelog 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] a569afd7d4a17ce91764d5c3867ae202c848e2762de42156e8a0ff33f97531c1
[INFO] running `Command { std: "docker" "start" "-a" "a569afd7d4a17ce91764d5c3867ae202c848e2762de42156e8a0ff33f97531c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a569afd7d4a17ce91764d5c3867ae202c848e2762de42156e8a0ff33f97531c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a569afd7d4a17ce91764d5c3867ae202c848e2762de42156e8a0ff33f97531c1", kill_on_drop: false }`
[INFO] [stdout] a569afd7d4a17ce91764d5c3867ae202c848e2762de42156e8a0ff33f97531c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fdf76215175d15b81bac9aa3ff15f2c26c4122624daad71f8287e23729b8e6e
[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" "2fdf76215175d15b81bac9aa3ff15f2c26c4122624daad71f8287e23729b8e6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.45
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking git-changelog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:147:36
[INFO] [stdout]     |
[INFO] [stdout] 147 | ) -> Result<Option<git2::Oid>, Box<std::error::Error>> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:192:64
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn process_commit(&self, oid: git2::Oid) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:147:36
[INFO] [stdout]     |
[INFO] [stdout] 147 | ) -> Result<Option<git2::Oid>, Box<std::error::Error>> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:192:64
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn process_commit(&self, oid: git2::Oid) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:387:30
[INFO] [stdout]     |
[INFO] [stdout] 387 |                 let desc = e.description().to_string();
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "2fdf76215175d15b81bac9aa3ff15f2c26c4122624daad71f8287e23729b8e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdf76215175d15b81bac9aa3ff15f2c26c4122624daad71f8287e23729b8e6e", kill_on_drop: false }`
[INFO] [stdout] 2fdf76215175d15b81bac9aa3ff15f2c26c4122624daad71f8287e23729b8e6e