[INFO] updating cached repository https://github.com/fantamp/mkrep
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 160b3252ef2c7d4b753eef6b0687805e0c68c454
[INFO] checking fantamp/mkrep against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffantamp%2Fmkrep" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fantamp/mkrep on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fantamp/mkrep
[INFO] finished tweaking git repo https://github.com/fantamp/mkrep
[INFO] tweaked toml for git repo https://github.com/fantamp/mkrep written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/fantamp/mkrep already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c24fe57a7424457632d62822555639821c76711e1b3f76631e4fcc7fec8708d
[INFO] running `"docker" "start" "-a" "7c24fe57a7424457632d62822555639821c76711e1b3f76631e4fcc7fec8708d"`
[INFO] [stderr]     Checking codepage v0.1.1
[INFO] [stderr]     Checking zip v0.5.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking quick-xml v0.13.1
[INFO] [stderr]     Checking calamine v0.15.3
[INFO] [stderr]     Checking mkrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |     f: &mut Read,
[INFO] [stderr]     |             ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render/html.rs:4:38
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn render(rep: &Report, to: &mut Write) -> Result<(), String> {
[INFO] [stderr]   |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render/html.rs:8:39
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn render_html(rep: &Report, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]   |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/html.rs:34:41
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn render_topic(topic: &Topic, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/html.rs:53:39
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn render_record(r: &Record, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render/text.rs:4:43
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn render_record(r: &Record, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/text.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn render_topic(topic: &Topic, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/text.rs:34:38
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn render(rep: &Report, to: &mut Write) -> Result<(), String> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render.rs:11:60
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn render(rep: &Report, format: OutputFormat, to: &mut Write) -> Result<(), String> {
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |     f: &mut Read,
[INFO] [stderr]     |             ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render/html.rs:4:38
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn render(rep: &Report, to: &mut Write) -> Result<(), String> {
[INFO] [stderr]   |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render/html.rs:8:39
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn render_html(rep: &Report, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]   |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/html.rs:34:41
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn render_topic(topic: &Topic, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/html.rs:53:39
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn render_record(r: &Record, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render/text.rs:4:43
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn render_record(r: &Record, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/text.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn render_topic(topic: &Topic, to: &mut Write) -> std::io::Result<()> {
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/text.rs:34:38
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn render(rep: &Report, to: &mut Write) -> Result<(), String> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render.rs:11:60
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn render(rep: &Report, format: OutputFormat, to: &mut Write) -> Result<(), String> {
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.44s
[INFO] running `"docker" "inspect" "7c24fe57a7424457632d62822555639821c76711e1b3f76631e4fcc7fec8708d"`
[INFO] running `"docker" "rm" "-f" "7c24fe57a7424457632d62822555639821c76711e1b3f76631e4fcc7fec8708d"`
[INFO] [stdout] 7c24fe57a7424457632d62822555639821c76711e1b3f76631e4fcc7fec8708d