[INFO] fetching crate emojito 0.3.5...
[INFO] checking emojito-0.3.5 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate emojito 0.3.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate emojito 0.3.5 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emojito 0.3.5
[INFO] finished tweaking crates.io crate emojito 0.3.5
[INFO] tweaked toml for crates.io crate emojito 0.3.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-emoji-char v0.9.0
[INFO] [stderr]   Downloaded emoji v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b2f0d9f3b2e2359a5d3ae43e016d805f39f0693d057c390dc05afa8c8862f6b
[INFO] running `Command { std: "docker" "start" "-a" "1b2f0d9f3b2e2359a5d3ae43e016d805f39f0693d057c390dc05afa8c8862f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b2f0d9f3b2e2359a5d3ae43e016d805f39f0693d057c390dc05afa8c8862f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2f0d9f3b2e2359a5d3ae43e016d805f39f0693d057c390dc05afa8c8862f6b", kill_on_drop: false }`
[INFO] [stdout] 1b2f0d9f3b2e2359a5d3ae43e016d805f39f0693d057c390dc05afa8c8862f6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b773361411ae71194d333662d9febf3be7ccab98f7d9210abd6cff98b5b38f8
[INFO] running `Command { std: "docker" "start" "-a" "6b773361411ae71194d333662d9febf3be7ccab98f7d9210abd6cff98b5b38f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-emoji-char v0.9.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking emoji v0.2.1
[INFO] [stderr]     Checking emojito v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read benches/tweets.json: No such file or directory (os error 2)
[INFO] [stdout]  --> benches/benchmark.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let content = include_str!("tweets.json");
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `emojito` is imported redundantly
[INFO] [stdout]  --> benches/benchmark.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use emojito;
[INFO] [stdout]   |     ^^^^^^^ the item `emojito` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emojito` (bench "benchmark") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6b773361411ae71194d333662d9febf3be7ccab98f7d9210abd6cff98b5b38f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b773361411ae71194d333662d9febf3be7ccab98f7d9210abd6cff98b5b38f8", kill_on_drop: false }`
[INFO] [stdout] 6b773361411ae71194d333662d9febf3be7ccab98f7d9210abd6cff98b5b38f8
[INFO] checking emojito-0.3.5 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate emojito 0.3.5 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate emojito 0.3.5 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emojito 0.3.5
[INFO] finished tweaking crates.io crate emojito 0.3.5
[INFO] tweaked toml for crates.io crate emojito 0.3.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b52ca1ee10d6ca4d739974f4497051e17f812ceee3467c16f093baa6b25820
[INFO] running `Command { std: "docker" "start" "-a" "b7b52ca1ee10d6ca4d739974f4497051e17f812ceee3467c16f093baa6b25820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b52ca1ee10d6ca4d739974f4497051e17f812ceee3467c16f093baa6b25820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b52ca1ee10d6ca4d739974f4497051e17f812ceee3467c16f093baa6b25820", kill_on_drop: false }`
[INFO] [stdout] b7b52ca1ee10d6ca4d739974f4497051e17f812ceee3467c16f093baa6b25820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9508f3ffa950b0971fd211d1947ade7edf92da252ae1e04b987608caa799934
[INFO] running `Command { std: "docker" "start" "-a" "d9508f3ffa950b0971fd211d1947ade7edf92da252ae1e04b987608caa799934", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-emoji-char v0.9.0
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking emoji v0.2.1
[INFO] [stderr]     Checking emojito v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read benches/tweets.json: No such file or directory (os error 2)
[INFO] [stdout]  --> benches/benchmark.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let content = include_str!("tweets.json");
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `emojito` is imported redundantly
[INFO] [stdout]  --> benches/benchmark.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use emojito;
[INFO] [stdout]   |     ^^^^^^^ the item `emojito` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emojito` (bench "benchmark") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "d9508f3ffa950b0971fd211d1947ade7edf92da252ae1e04b987608caa799934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9508f3ffa950b0971fd211d1947ade7edf92da252ae1e04b987608caa799934", kill_on_drop: false }`
[INFO] [stdout] d9508f3ffa950b0971fd211d1947ade7edf92da252ae1e04b987608caa799934
