[INFO] updating cached repository https://github.com/RaymondKroon/fancy-boot
[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] f866aa8c27a9ba0943d025149bbd95129f2ee912
[INFO] checking RaymondKroon/fancy-boot against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaymondKroon%2Ffancy-boot" "/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/RaymondKroon/fancy-boot on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RaymondKroon/fancy-boot
[INFO] finished tweaking git repo https://github.com/RaymondKroon/fancy-boot
[INFO] tweaked toml for git repo https://github.com/RaymondKroon/fancy-boot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/RaymondKroon/fancy-boot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 95472b988ec2328081d4743bd553cfc4fad5294d006db29618073a8fa00e0cfa
[INFO] running `"docker" "start" "-a" "95472b988ec2328081d4743bd553cfc4fad5294d006db29618073a8fa00e0cfa"`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]    Compiling llvm-sys v0.2.1
[INFO] [stderr]     Checking fancy-boot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter/mod.rs:21:39
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn lookup_symbol(name: String) -> Box<FnMut(Vec<Expression>) -> Expression> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Vec<Expression>) -> Expression`
[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/parser/reader.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |     tokens: &'rf mut Iterator<Item = Token>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/reader.rs:162:35
[INFO] [stderr]     |
[INFO] [stderr] 162 | pub fn read<'rf>(tokens: &'rf mut Iterator<Item = Token>) -> FormStream<'rf> {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser/mod.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 34 |     forms: &'rf mut Iterator<Item = Form>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Form>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/parser/mod.rs:70:50
[INFO] [stderr]    |
[INFO] [stderr] 70 |                         prepend(symbol("vector"),(parse_vec(inner))))),
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/parser/mod.rs:73:52
[INFO] [stderr]    |
[INFO] [stderr] 73 |                         prepend(symbol("hash-map"),(parse_vec(inner))))),
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/mod.rs:102:31
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn parse<'rf>(forms: &'rf mut Iterator<Item = Form>) -> ExpressionStream<'rf>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Form>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter/mod.rs:21:39
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn lookup_symbol(name: String) -> Box<FnMut(Vec<Expression>) -> Expression> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Vec<Expression>) -> Expression`
[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/parser/reader.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |     tokens: &'rf mut Iterator<Item = Token>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/reader.rs:162:35
[INFO] [stderr]     |
[INFO] [stderr] 162 | pub fn read<'rf>(tokens: &'rf mut Iterator<Item = Token>) -> FormStream<'rf> {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser/mod.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 34 |     forms: &'rf mut Iterator<Item = Form>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Form>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/parser/mod.rs:70:50
[INFO] [stderr]    |
[INFO] [stderr] 70 |                         prepend(symbol("vector"),(parse_vec(inner))))),
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/parser/mod.rs:73:52
[INFO] [stderr]    |
[INFO] [stderr] 73 |                         prepend(symbol("hash-map"),(parse_vec(inner))))),
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/mod.rs:102:31
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn parse<'rf>(forms: &'rf mut Iterator<Item = Form>) -> ExpressionStream<'rf>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Form>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser/tokenizer.rs:71:28
[INFO] [stderr]    |
[INFO] [stderr] 71 | ...                   Err::description(&why)),
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/runtime/mod.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/runtime/mod.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 | static INIT_LLVM: Once = ONCE_INIT;
[INFO] [stderr]    |                          ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser/tokenizer.rs:71:28
[INFO] [stderr]    |
[INFO] [stderr] 71 | ...                   Err::description(&why)),
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/runtime/mod.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/runtime/mod.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 | static INIT_LLVM: Once = ONCE_INIT;
[INFO] [stderr]    |                          ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `"docker" "inspect" "95472b988ec2328081d4743bd553cfc4fad5294d006db29618073a8fa00e0cfa"`
[INFO] running `"docker" "rm" "-f" "95472b988ec2328081d4743bd553cfc4fad5294d006db29618073a8fa00e0cfa"`
[INFO] [stdout] 95472b988ec2328081d4743bd553cfc4fad5294d006db29618073a8fa00e0cfa