[INFO] fetching crate nu_plugin_from_mp4 0.44.0...
[INFO] checking nu_plugin_from_mp4-0.44.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate nu_plugin_from_mp4 0.44.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate nu_plugin_from_mp4 0.44.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_from_mp4 0.44.0
[INFO] finished tweaking crates.io crate nu_plugin_from_mp4 0.44.0
[INFO] tweaked toml for crates.io crate nu_plugin_from_mp4 0.44.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_from_mp4 0.44.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nu-errors v0.44.0
[INFO] [stderr]   Downloaded pretty v0.5.2
[INFO] [stderr]   Downloaded serde_yaml v0.8.23
[INFO] [stderr]   Downloaded nu-source v0.44.0
[INFO] [stderr]   Downloaded nu-value-ext v0.44.0
[INFO] [stderr]   Downloaded dunce v1.0.2
[INFO] [stderr]   Downloaded nu-path v0.44.0
[INFO] [stderr]   Downloaded nu-plugin v0.44.0
[INFO] [stderr]   Downloaded nu-ansi-term v0.44.0
[INFO] [stderr]   Downloaded serde_bytes v0.11.5
[INFO] [stderr]   Downloaded hamcrest2 v0.3.0
[INFO] [stderr]   Downloaded nu-test-support v0.44.0
[INFO] [stderr]   Downloaded mp4 v0.9.2
[INFO] [stderr]   Downloaded bigdecimal v0.3.0
[INFO] [stderr]   Downloaded libc v0.2.117
[INFO] [stderr]   Downloaded serde_json v1.0.78
[INFO] [stderr]   Downloaded chrono-humanize v0.2.1
[INFO] [stderr]   Downloaded nu-protocol v0.44.0
[INFO] [stderr]   Downloaded getset v0.1.2
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e1a8c1989b0e558cc37bfd40df0b74cabe2c1357993fa336063f487694de2af
[INFO] running `Command { std: "docker" "start" "-a" "2e1a8c1989b0e558cc37bfd40df0b74cabe2c1357993fa336063f487694de2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e1a8c1989b0e558cc37bfd40df0b74cabe2c1357993fa336063f487694de2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1a8c1989b0e558cc37bfd40df0b74cabe2c1357993fa336063f487694de2af", kill_on_drop: false }`
[INFO] [stdout] 2e1a8c1989b0e558cc37bfd40df0b74cabe2c1357993fa336063f487694de2af
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af9cdd13755535b657b65752c43944d9f7ef8135efd8cf6a6c3e897cd24036ed
[INFO] running `Command { std: "docker" "start" "-a" "af9cdd13755535b657b65752c43944d9f7ef8135efd8cf6a6c3e897cd24036ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pretty v0.5.2
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking nu-ansi-term v0.44.0
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking byte-unit v4.0.13
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking nu-path v0.44.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking hamcrest2 v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking nu-source v0.44.0
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking chrono-humanize v0.2.1
[INFO] [stderr]     Checking bigdecimal v0.3.0
[INFO] [stderr]     Checking nu-errors v0.44.0
[INFO] [stderr]     Checking mp4 v0.9.2
[INFO] [stderr]     Checking nu-protocol v0.44.0
[INFO] [stderr]     Checking nu-test-support v0.44.0
[INFO] [stderr]     Checking nu-value-ext v0.44.0
[INFO] [stderr]     Checking nu-plugin v0.44.0
[INFO] [stderr]     Checking nu_plugin_from_mp4 v0.44.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.61s
[INFO] running `Command { std: "docker" "inspect" "af9cdd13755535b657b65752c43944d9f7ef8135efd8cf6a6c3e897cd24036ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af9cdd13755535b657b65752c43944d9f7ef8135efd8cf6a6c3e897cd24036ed", kill_on_drop: false }`
[INFO] [stdout] af9cdd13755535b657b65752c43944d9f7ef8135efd8cf6a6c3e897cd24036ed
[INFO] checking nu_plugin_from_mp4-0.44.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate nu_plugin_from_mp4 0.44.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate nu_plugin_from_mp4 0.44.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_from_mp4 0.44.0
[INFO] finished tweaking crates.io crate nu_plugin_from_mp4 0.44.0
[INFO] tweaked toml for crates.io crate nu_plugin_from_mp4 0.44.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_from_mp4 0.44.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e18da66f5b722ca15acfafa1814c2b00118c59f92d2aca2711f0299887029e8
[INFO] running `Command { std: "docker" "start" "-a" "3e18da66f5b722ca15acfafa1814c2b00118c59f92d2aca2711f0299887029e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e18da66f5b722ca15acfafa1814c2b00118c59f92d2aca2711f0299887029e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e18da66f5b722ca15acfafa1814c2b00118c59f92d2aca2711f0299887029e8", kill_on_drop: false }`
[INFO] [stdout] 3e18da66f5b722ca15acfafa1814c2b00118c59f92d2aca2711f0299887029e8
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7c67bc041a98cc510cfeb47130c0ae622077f08547297ade402ded50a2b69d4
[INFO] running `Command { std: "docker" "start" "-a" "e7c67bc041a98cc510cfeb47130c0ae622077f08547297ade402ded50a2b69d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking pretty v0.5.2
[INFO] [stderr]     Checking nu-ansi-term v0.44.0
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking byte-unit v4.0.13
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking nu-path v0.44.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking hamcrest2 v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking nu-source v0.44.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking chrono-humanize v0.2.1
[INFO] [stderr]     Checking bigdecimal v0.3.0
[INFO] [stderr]     Checking mp4 v0.9.2
[INFO] [stderr]     Checking nu-errors v0.44.0
[INFO] [stderr]     Checking nu-protocol v0.44.0
[INFO] [stderr]     Checking nu-value-ext v0.44.0
[INFO] [stderr]     Checking nu-test-support v0.44.0
[INFO] [stderr]     Checking nu-plugin v0.44.0
[INFO] [stderr]     Checking nu_plugin_from_mp4 v0.44.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.39s
[INFO] running `Command { std: "docker" "inspect" "e7c67bc041a98cc510cfeb47130c0ae622077f08547297ade402ded50a2b69d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c67bc041a98cc510cfeb47130c0ae622077f08547297ade402ded50a2b69d4", kill_on_drop: false }`
[INFO] [stdout] e7c67bc041a98cc510cfeb47130c0ae622077f08547297ade402ded50a2b69d4