[INFO] updating cached repository https://github.com/georgyangelov/photon
[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] 12f72d5786314a8b7027a5b16541fd95330c59d0
[INFO] checking georgyangelov/photon against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgyangelov%2Fphoton" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/georgyangelov/photon on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/georgyangelov/photon
[INFO] finished tweaking git repo https://github.com/georgyangelov/photon
[INFO] tweaked toml for git repo https://github.com/georgyangelov/photon written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/georgyangelov/photon already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] eaf8afc582fb538b8b92c29911cbfff8ccff9e787226825cf302c6347878d79d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "eaf8afc582fb538b8b92c29911cbfff8ccff9e787226825cf302c6347878d79d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling im v12.2.0
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking photon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |     NativeValue(Rc<NativeValue>),
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: use `dyn`: `dyn NativeValue`
[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/support/char_iterator.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn read_one_byte(reader: &mut Read) -> Option<io::Result<u8>> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 |     chars_iter: CharIterator<&'a mut io::Read>
[INFO] [stderr]    |                                      ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:77:49
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn new(file_name: &str, source: &'a mut io::Read) -> Lexer<'a> {
[INFO] [stderr]    |                                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |     NativeValue(Rc<NativeValue>),
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: use `dyn`: `dyn NativeValue`
[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/support/char_iterator.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn read_one_byte(reader: &mut Read) -> Option<io::Result<u8>> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 |     chars_iter: CharIterator<&'a mut io::Read>
[INFO] [stderr]    |                                      ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:77:49
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn new(file_name: &str, source: &'a mut io::Read) -> Lexer<'a> {
[INFO] [stderr]    |                                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `no_args`
[INFO] [stderr]    --> src/compiler.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | fn no_args(args: &[Value], location: &Option<Location>) -> Result<(), Error> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `no_args`
[INFO] [stderr]    --> src/compiler.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | fn no_args(args: &[Value], location: &Option<Location>) -> Result<(), Error> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `"docker" "inspect" "eaf8afc582fb538b8b92c29911cbfff8ccff9e787226825cf302c6347878d79d"`
[INFO] running `"docker" "rm" "-f" "eaf8afc582fb538b8b92c29911cbfff8ccff9e787226825cf302c6347878d79d"`
[INFO] [stdout] eaf8afc582fb538b8b92c29911cbfff8ccff9e787226825cf302c6347878d79d