[INFO] cloning repository https://github.com/JKurland/lang3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JKurland/lang3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKurland%2Flang3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKurland%2Flang3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b857c3c11482a4299881a7a05dc3074823a3220d
[INFO] testing JKurland/lang3 against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKurland%2Flang3" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JKurland/lang3 on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JKurland/lang3
[INFO] finished tweaking git repo https://github.com/JKurland/lang3
[INFO] tweaked toml for git repo https://github.com/JKurland/lang3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JKurland/lang3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b09788fce1edb3924f8b0d890aa9cd90906cdb210d9da5e3f4e7c20fd9f4881d
[INFO] running `Command { std: "docker" "start" "-a" "b09788fce1edb3924f8b0d890aa9cd90906cdb210d9da5e3f4e7c20fd9f4881d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b09788fce1edb3924f8b0d890aa9cd90906cdb210d9da5e3f4e7c20fd9f4881d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09788fce1edb3924f8b0d890aa9cd90906cdb210d9da5e3f4e7c20fd9f4881d", kill_on_drop: false }`
[INFO] [stdout] b09788fce1edb3924f8b0d890aa9cd90906cdb210d9da5e3f4e7c20fd9f4881d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ddb163df63a7ad2f672c63914e84987ec5fa271443269fb8bbc75abb3bbea2
[INFO] running `Command { std: "docker" "start" "-a" "17ddb163df63a7ad2f672c63914e84987ec5fa271443269fb8bbc75abb3bbea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling abort_on_panic v2.0.0
[INFO] [stderr]    Compiling libffi-sys v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling chashmap v2.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling libffi v1.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling lang3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "17ddb163df63a7ad2f672c63914e84987ec5fa271443269fb8bbc75abb3bbea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ddb163df63a7ad2f672c63914e84987ec5fa271443269fb8bbc75abb3bbea2", kill_on_drop: false }`
[INFO] [stdout] 17ddb163df63a7ad2f672c63914e84987ec5fa271443269fb8bbc75abb3bbea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef8527d3a3c69959cba02117d76e6bda076eac3a7ce39e7bfe718d3093a7e336
[INFO] running `Command { std: "docker" "start" "-a" "ef8527d3a3c69959cba02117d76e6bda076eac3a7ce39e7bfe718d3093a7e336", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling lang3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "ef8527d3a3c69959cba02117d76e6bda076eac3a7ce39e7bfe718d3093a7e336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8527d3a3c69959cba02117d76e6bda076eac3a7ce39e7bfe718d3093a7e336", kill_on_drop: false }`
[INFO] [stdout] ef8527d3a3c69959cba02117d76e6bda076eac3a7ce39e7bfe718d3093a7e336
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f9f869cf18461c8ceab38afa70d8b125ad911fefc81bfd39a1ad7b2cfbf4325
[INFO] running `Command { std: "docker" "start" "-a" "0f9f869cf18461c8ceab38afa70d8b125ad911fefc81bfd39a1ad7b2cfbf4325", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lang3-2bf063ef3855b72c)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test lex::test::test_lex_source_ref ... ok
[INFO] [stdout] test structs::tests::test_parse_empty_struct ... ok
[INFO] [stdout] test itemise::test::test_items ... ok
[INFO] [stdout] test lex::test::test_lex_keyword ... ok
[INFO] [stdout] test tests::end_to_end10 ... ok
[INFO] [stdout] test lex::test::test_lex_mixed ... ok
[INFO] [stdout] test lex::test::test_lex_ident ... ok
[INFO] [stdout] test structs::tests::test_parse_struct ... ok
[INFO] [stdout] test tests::end_to_end7 ... ok
[INFO] [stdout] test tests::test_function_call ... ok
[INFO] [stdout] test tests::test_fn_args_exprs ... ok
[INFO] [stdout] test tests::end_to_end3 ... ok
[INFO] [stdout] test tests::test_nested_struct_assignment ... ok
[INFO] [stdout] test tests::test_source_ref ... ok
[INFO] [stdout] test tests::test_struct_field_access ... ok
[INFO] [stdout] test tests::test_struct_field_access_2_fields ... ok
[INFO] [stdout] test tests::test_if_return ... ok
[INFO] [stdout] test tests::end_to_end6 ... ok
[INFO] [stdout] test tests::end_to_end01 ... ok
[INFO] [stdout] test tests::two_funcs ... ok
[INFO] [stdout] test tests::test_struct_function_argument ... ok
[INFO] [stdout] test tests::test_bad_return_type_error ... ok
[INFO] [stdout] test tests::end_to_end5 ... ok
[INFO] [stdout] test tests::test_nested_struct ... ok
[INFO] [stdout] test tests::end_to_end2 ... ok
[INFO] [stdout] test tests::test_bad_assign_type_error ... ok
[INFO] [stdout] test tests::test_1_fn_arg ... ok
[INFO] [stdout] test tests::end_to_end4 ... ok
[INFO] [stdout] test tests::test_2_fn_args ... ok
[INFO] [stdout] test tests::test_function_temp ... ok
[INFO] [stdout] test tests::test_struct_field_assign ... ok
[INFO] [stdout] test tests::end_to_end8 ... ok
[INFO] [stdout] test tests::test_struct_init_compiles ... ok
[INFO] [stdout] test tests::test_bad_return_type_error2 ... ok
[INFO] [stdout] test tests::end_to_end9 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lang3-0afc261f88911769)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lang3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f9f869cf18461c8ceab38afa70d8b125ad911fefc81bfd39a1ad7b2cfbf4325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f9f869cf18461c8ceab38afa70d8b125ad911fefc81bfd39a1ad7b2cfbf4325", kill_on_drop: false }`
[INFO] [stdout] 0f9f869cf18461c8ceab38afa70d8b125ad911fefc81bfd39a1ad7b2cfbf4325