[INFO] crate heatseeker 1.6.1 is already in cache
[INFO] extracting crate heatseeker 1.6.1 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/heatseeker/1.6.1
[INFO] extracting crate heatseeker 1.6.1 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/heatseeker/1.6.1
[INFO] validating manifest of heatseeker-1.6.1 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of heatseeker-1.6.1 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing heatseeker-1.6.1
[INFO] finished frobbing heatseeker-1.6.1
[INFO] frobbed toml for heatseeker-1.6.1 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/heatseeker/1.6.1/Cargo.toml
[INFO] started frobbing heatseeker-1.6.1
[INFO] finished frobbing heatseeker-1.6.1
[INFO] frobbed toml for heatseeker-1.6.1 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/heatseeker/1.6.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking heatseeker-1.6.1 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/heatseeker/1.6.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e035981db4526a2c5ad47151863fe391314b7c8a4d68103a42a79e6cdd429da7
[INFO] running `"docker" "start" "-a" "e035981db4526a2c5ad47151863fe391314b7c8a4d68103a42a79e6cdd429da7"`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking arc-swap v0.4.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking getopts v0.2.19
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling heatseeker v1.6.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> build.rs:23:44
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn get_head_commit() -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/screen/mod.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn new(desired_rows: u16) -> Box<Screen> {
[INFO] [stderr]    |                                      ^^^^^^ help: use `dyn`: `dyn Screen`
[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/main.rs:211:29
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn draw_screen(screen: &mut Screen, search: &Search) {
[INFO] [stderr]     |                             ^^^^^^ help: use `dyn`: `dyn Screen`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:223:31
[INFO] [stderr]     |
[INFO] [stderr] 223 | fn print_matches(screen: &mut Screen, matches: &[&str], query: &str, index: usize, selections: &HashSet<String>) {
[INFO] [stderr]     |                               ^^^^^^ help: use `dyn`: `dyn Screen`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:252:78
[INFO] [stderr]     |
[INFO] [stderr] 252 | fn print_match(choice: &str, indices: &[usize], max_width: u16, writer: &mut FnMut(&str, bool)) {
[INFO] [stderr]     |                                                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&str, bool)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/screen/mod.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn new(desired_rows: u16) -> Box<Screen> {
[INFO] [stderr]    |                                      ^^^^^^ help: use `dyn`: `dyn Screen`
[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/main.rs:211:29
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn draw_screen(screen: &mut Screen, search: &Search) {
[INFO] [stderr]     |                             ^^^^^^ help: use `dyn`: `dyn Screen`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:223:31
[INFO] [stderr]     |
[INFO] [stderr] 223 | fn print_matches(screen: &mut Screen, matches: &[&str], query: &str, index: usize, selections: &HashSet<String>) {
[INFO] [stderr]     |                               ^^^^^^ help: use `dyn`: `dyn Screen`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:252:78
[INFO] [stderr]     |
[INFO] [stderr] 252 | fn print_match(choice: &str, indices: &[usize], max_width: u16, writer: &mut FnMut(&str, bool)) {
[INFO] [stderr]     |                                                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&str, bool)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.68s
[INFO] running `"docker" "inspect" "e035981db4526a2c5ad47151863fe391314b7c8a4d68103a42a79e6cdd429da7"`
[INFO] running `"docker" "rm" "-f" "e035981db4526a2c5ad47151863fe391314b7c8a4d68103a42a79e6cdd429da7"`
[INFO] [stdout] e035981db4526a2c5ad47151863fe391314b7c8a4d68103a42a79e6cdd429da7