[INFO] updating cached repository viperscape/rust-sexp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/viperscape/rust-sexp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/viperscape/rust-sexp" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/viperscape/rust-sexp"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/viperscape/rust-sexp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/viperscape/rust-sexp" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/viperscape/rust-sexp"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/viperscape/rust-sexp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 317ef4ceea600d9abee966eee23ee0550cbee395
[INFO] sha for GitHub repo viperscape/rust-sexp: 317ef4ceea600d9abee966eee23ee0550cbee395
[INFO] validating manifest of viperscape/rust-sexp on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of viperscape/rust-sexp on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing viperscape/rust-sexp
[INFO] finished frobbing viperscape/rust-sexp
[INFO] frobbed toml for viperscape/rust-sexp written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/viperscape/rust-sexp/Cargo.toml
[INFO] started frobbing viperscape/rust-sexp
[INFO] finished frobbing viperscape/rust-sexp
[INFO] frobbed toml for viperscape/rust-sexp written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/viperscape/rust-sexp/Cargo.toml
[INFO] crate viperscape/rust-sexp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/viperscape/rust-sexp/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking viperscape/rust-sexp against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-0/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/viperscape/rust-sexp:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a465d14b346717194ab837ae77c877c82a0919179233c3eefa19de69eabe5165
[INFO] running `"docker" "start" "-a" "a465d14b346717194ab837ae77c877c82a0919179233c3eefa19de69eabe5165"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/examples/main.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Checking sexp v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/lib.rs:41:57
[INFO] [stderr]    |
[INFO] [stderr] 41 |             if s.is_some() {scope.push(Exp::Sym(String::from_str(s.unwrap())));}
[INFO] [stderr]    |                                                         ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr] help: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]    |
[INFO] [stderr] 9  | use std::str::FromStr;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/lib.rs:42:64
[INFO] [stderr]    |
[INFO] [stderr] 42 |             else if qs.is_some() {scope.push(Exp::QSym(String::from_str(qs.unwrap())));}
[INFO] [stderr]    |                                                                ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr] help: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]    |
[INFO] [stderr] 9  | use std::str::FromStr;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/lib.rs:41:57
[INFO] [stderr]    |
[INFO] [stderr] 41 |             if s.is_some() {scope.push(Exp::Sym(String::from_str(s.unwrap())));}
[INFO] [stderr]    |                                                         ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr] help: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]    |
[INFO] [stderr] 9  | use std::str::FromStr;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/lib.rs:42:64
[INFO] [stderr]    |
[INFO] [stderr] 42 |             else if qs.is_some() {scope.push(Exp::QSym(String::from_str(qs.unwrap())));}
[INFO] [stderr]    |                                                                ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr] help: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]    |
[INFO] [stderr] 9  | use std::str::FromStr;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `sexp`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `sexp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a465d14b346717194ab837ae77c877c82a0919179233c3eefa19de69eabe5165"`
[INFO] running `"docker" "rm" "-f" "a465d14b346717194ab837ae77c877c82a0919179233c3eefa19de69eabe5165"`
[INFO] [stdout] a465d14b346717194ab837ae77c877c82a0919179233c3eefa19de69eabe5165