[INFO] fetching crate pretty_assertions 0.6.1...
[INFO] checking pretty_assertions-0.6.1 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate pretty_assertions 0.6.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pretty_assertions 0.6.1 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty_assertions 0.6.1
[INFO] finished tweaking crates.io crate pretty_assertions 0.6.1
[INFO] tweaked toml for crates.io crate pretty_assertions 0.6.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f5035a6ad0d45e37efd2566b4ab3d0638da5d5496e75869a967e9b691e4305d
[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" "0f5035a6ad0d45e37efd2566b4ab3d0638da5d5496e75869a967e9b691e4305d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f5035a6ad0d45e37efd2566b4ab3d0638da5d5496e75869a967e9b691e4305d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f5035a6ad0d45e37efd2566b4ab3d0638da5d5496e75869a967e9b691e4305d", kill_on_drop: false }`
[INFO] [stdout] 0f5035a6ad0d45e37efd2566b4ab3d0638da5d5496e75869a967e9b691e4305d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af95bd2ea6917eb14fd0932971cac297f1d5c30e97a5fc76a2453f69c7412f6
[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" "1af95bd2ea6917eb14fd0932971cac297f1d5c30e97a5fc76a2453f69c7412f6", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/format_changeset.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub fn format_replacement(f: &mut fmt::Write, added: &str, removed: &str) -> fmt::Result {
[INFO] [stdout]    |                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[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/format_changeset.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub fn format_replacement(f: &mut fmt::Write, added: &str, removed: &str) -> fmt::Result {
[INFO] [stdout]    |                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "1af95bd2ea6917eb14fd0932971cac297f1d5c30e97a5fc76a2453f69c7412f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af95bd2ea6917eb14fd0932971cac297f1d5c30e97a5fc76a2453f69c7412f6", kill_on_drop: false }`
[INFO] [stdout] 1af95bd2ea6917eb14fd0932971cac297f1d5c30e97a5fc76a2453f69c7412f6