[INFO] fetching crate rust_chacha20 0.3.0...
[INFO] testing rust_chacha20-0.3.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate rust_chacha20 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rust_chacha20 0.3.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_chacha20 0.3.0
[INFO] finished tweaking crates.io crate rust_chacha20 0.3.0
[INFO] tweaked toml for crates.io crate rust_chacha20 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 906d75034c94629ea233a53ec8f0b0d2199726449b2479b3a8d3a978ad0e9193
[INFO] running `Command { std: "docker" "start" "-a" "906d75034c94629ea233a53ec8f0b0d2199726449b2479b3a8d3a978ad0e9193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "906d75034c94629ea233a53ec8f0b0d2199726449b2479b3a8d3a978ad0e9193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906d75034c94629ea233a53ec8f0b0d2199726449b2479b3a8d3a978ad0e9193", kill_on_drop: false }`
[INFO] [stdout] 906d75034c94629ea233a53ec8f0b0d2199726449b2479b3a8d3a978ad0e9193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a90efcfc51b9728ce71e099540cac82bacc1189be8e3442d7a3eac6f37dfd0f8
[INFO] running `Command { std: "docker" "start" "-a" "a90efcfc51b9728ce71e099540cac82bacc1189be8e3442d7a3eac6f37dfd0f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_chacha20 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "a90efcfc51b9728ce71e099540cac82bacc1189be8e3442d7a3eac6f37dfd0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90efcfc51b9728ce71e099540cac82bacc1189be8e3442d7a3eac6f37dfd0f8", kill_on_drop: false }`
[INFO] [stdout] a90efcfc51b9728ce71e099540cac82bacc1189be8e3442d7a3eac6f37dfd0f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7a87f42cafba318cd870d7ff08b7d39964b46070277d6d486caccc4df859655
[INFO] running `Command { std: "docker" "start" "-a" "f7a87f42cafba318cd870d7ff08b7d39964b46070277d6d486caccc4df859655", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling rust_chacha20 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "f7a87f42cafba318cd870d7ff08b7d39964b46070277d6d486caccc4df859655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a87f42cafba318cd870d7ff08b7d39964b46070277d6d486caccc4df859655", kill_on_drop: false }`
[INFO] [stdout] f7a87f42cafba318cd870d7ff08b7d39964b46070277d6d486caccc4df859655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 834466b54481e999e1f8f4058f0317393afabbf571e0c0fbee9cba137918fa52
[INFO] running `Command { std: "docker" "start" "-a" "834466b54481e999e1f8f4058f0317393afabbf571e0c0fbee9cba137918fa52", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chacha20-1edc81d9ea45ddf1)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_block_fn ... ok
[INFO] [stdout] test tests::test_block_serialization ... ok
[INFO] [stdout] test tests::test_modulo_64 ... ok
[INFO] [stdout] test tests::test_prepare_state ... ok
[INFO] [stdout] test tests::test_new_from_block ... ok
[INFO] [stdout] test tests::test_quater_round ... ok
[INFO] [stdout] test tests::test_quater_round_on_block ... ok
[INFO] [stdout] test tests::test_small_plaintext ... ok
[INFO] [stdout] test tests::test_rfc_standard ... ok
[INFO] [stdout] test tests::test_fuzz_other ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chacha20
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 14) stdout ----
[INFO] [stdout] error[E0464]: multiple candidates for `rlib` dependency `chacha20` found
[INFO] [stdout]  --> src/lib.rs:14:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate r#chacha20;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: candidate #1: /opt/rustwide/target/debug/deps/libchacha20-0abf204460d2fa09.rlib
[INFO] [stdout]   = note: candidate #2: /opt/rustwide/target/debug/deps/libchacha20-554afbf34d27524b.rlib
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0464`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "834466b54481e999e1f8f4058f0317393afabbf571e0c0fbee9cba137918fa52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834466b54481e999e1f8f4058f0317393afabbf571e0c0fbee9cba137918fa52", kill_on_drop: false }`
[INFO] [stdout] 834466b54481e999e1f8f4058f0317393afabbf571e0c0fbee9cba137918fa52
[INFO] testing rust_chacha20-0.3.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate rust_chacha20 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rust_chacha20 0.3.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_chacha20 0.3.0
[INFO] finished tweaking crates.io crate rust_chacha20 0.3.0
[INFO] tweaked toml for crates.io crate rust_chacha20 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01475c038a8326942044531e46d0d06c951866acbc8845f29049b937e5269cad
[INFO] running `Command { std: "docker" "start" "-a" "01475c038a8326942044531e46d0d06c951866acbc8845f29049b937e5269cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01475c038a8326942044531e46d0d06c951866acbc8845f29049b937e5269cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01475c038a8326942044531e46d0d06c951866acbc8845f29049b937e5269cad", kill_on_drop: false }`
[INFO] [stdout] 01475c038a8326942044531e46d0d06c951866acbc8845f29049b937e5269cad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a01507511a2bafb642c92f57ba36676a31376fd251b8db8cf079b62a6252ab76
[INFO] running `Command { std: "docker" "start" "-a" "a01507511a2bafb642c92f57ba36676a31376fd251b8db8cf079b62a6252ab76", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_chacha20 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "a01507511a2bafb642c92f57ba36676a31376fd251b8db8cf079b62a6252ab76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01507511a2bafb642c92f57ba36676a31376fd251b8db8cf079b62a6252ab76", kill_on_drop: false }`
[INFO] [stdout] a01507511a2bafb642c92f57ba36676a31376fd251b8db8cf079b62a6252ab76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66ccb2744b29992d336168a49ed39692416eb46ab5cc94e9bf48f4f12ff7c02c
[INFO] running `Command { std: "docker" "start" "-a" "66ccb2744b29992d336168a49ed39692416eb46ab5cc94e9bf48f4f12ff7c02c", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling rust_chacha20 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "66ccb2744b29992d336168a49ed39692416eb46ab5cc94e9bf48f4f12ff7c02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ccb2744b29992d336168a49ed39692416eb46ab5cc94e9bf48f4f12ff7c02c", kill_on_drop: false }`
[INFO] [stdout] 66ccb2744b29992d336168a49ed39692416eb46ab5cc94e9bf48f4f12ff7c02c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8139e53fd87676eb8e0f3ceabf1e5495fc6c15a625e705fbfde8aaa4f88ae12e
[INFO] running `Command { std: "docker" "start" "-a" "8139e53fd87676eb8e0f3ceabf1e5495fc6c15a625e705fbfde8aaa4f88ae12e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chacha20-1edc81d9ea45ddf1)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_block_serialization ... ok
[INFO] [stdout] test tests::test_block_fn ... ok
[INFO] [stdout] test tests::test_modulo_64 ... ok
[INFO] [stdout] test tests::test_new_from_block ... ok
[INFO] [stdout] test tests::test_prepare_state ... ok
[INFO] [stdout] test tests::test_quater_round ... ok
[INFO] [stdout] test tests::test_quater_round_on_block ... ok
[INFO] [stdout] test tests::test_small_plaintext ... ok
[INFO] [stdout] test tests::test_rfc_standard ... ok
[INFO] [stdout] test tests::test_fuzz_other ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chacha20
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 14) stdout ----
[INFO] [stdout] error[E0464]: multiple candidates for `rlib` dependency `chacha20` found
[INFO] [stdout]  --> src/lib.rs:14:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate r#chacha20;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: candidate #1: /opt/rustwide/target/debug/deps/libchacha20-0abf204460d2fa09.rlib
[INFO] [stdout]   = note: candidate #2: /opt/rustwide/target/debug/deps/libchacha20-554afbf34d27524b.rlib
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0464`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8139e53fd87676eb8e0f3ceabf1e5495fc6c15a625e705fbfde8aaa4f88ae12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8139e53fd87676eb8e0f3ceabf1e5495fc6c15a625e705fbfde8aaa4f88ae12e", kill_on_drop: false }`
[INFO] [stdout] 8139e53fd87676eb8e0f3ceabf1e5495fc6c15a625e705fbfde8aaa4f88ae12e
