[INFO] fetching crate mail-core-ng 0.6.3...
[INFO] checking mail-core-ng-0.6.3 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate mail-core-ng 0.6.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mail-core-ng 0.6.3 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mail-core-ng 0.6.3
[INFO] finished tweaking crates.io crate mail-core-ng 0.6.3
[INFO] tweaked toml for crates.io crate mail-core-ng 0.6.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate mail-core-ng 0.6.3 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded soft-ascii-string v1.1.0
[INFO] [stderr]   Downloaded quoted-string v0.6.1
[INFO] [stderr]   Downloaded lut v0.1.0-unstable
[INFO] [stderr]   Downloaded media-type v0.4.0-unstable
[INFO] [stderr]   Downloaded media-type-impl-utils v0.3.0-unstable
[INFO] [stderr]   Downloaded vec-drain-where v1.0.1
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded mail-internals-ng v0.2.4
[INFO] [stderr]   Downloaded total-order-multi-map v0.4.6
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded vec1 v1.10.1
[INFO] [stderr]   Downloaded checked_command v0.2.4
[INFO] [stderr]   Downloaded mail-headers-ng v0.6.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1bf0a98d591532e464c4720c6f99c2f9b6e9025d6974c166bdfe1407ddc022b
[INFO] running `Command { std: "docker" "start" "-a" "a1bf0a98d591532e464c4720c6f99c2f9b6e9025d6974c166bdfe1407ddc022b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1bf0a98d591532e464c4720c6f99c2f9b6e9025d6974c166bdfe1407ddc022b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1bf0a98d591532e464c4720c6f99c2f9b6e9025d6974c166bdfe1407ddc022b", kill_on_drop: false }`
[INFO] [stdout] a1bf0a98d591532e464c4720c6f99c2f9b6e9025d6974c166bdfe1407ddc022b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ff532a2370ba7756c89b5d983eafae42166120b10dd7b5f9433185c5573f07
[INFO] running `Command { std: "docker" "start" "-a" "69ff532a2370ba7756c89b5d983eafae42166120b10dd7b5f9433185c5573f07", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking lut v0.1.0-unstable
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking quoted-string v0.6.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking media-type-impl-utils v0.3.0-unstable
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking media-type v0.4.0-unstable
[INFO] [stderr]     Checking vec1 v1.10.1
[INFO] [stderr]     Checking quoted_printable v0.4.8
[INFO] [stderr]     Checking vec-drain-where v1.0.1
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking soft-ascii-string v1.1.0
[INFO] [stderr]    Compiling checked_command v0.2.4
[INFO] [stderr]     Checking total-order-multi-map v0.4.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mail-internals-ng v0.2.4
[INFO] [stderr]     Checking mail-headers-ng v0.6.7
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking mail-core-ng v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `mail_core`
[INFO] [stdout]  --> tests/mail.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate mail_core;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `mail_core`
[INFO] [stdout]  --> examples/readme.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate mail_core;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mail-core-ng` (test "mail") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mail-core-ng` (example "readme") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "69ff532a2370ba7756c89b5d983eafae42166120b10dd7b5f9433185c5573f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ff532a2370ba7756c89b5d983eafae42166120b10dd7b5f9433185c5573f07", kill_on_drop: false }`
[INFO] [stdout] 69ff532a2370ba7756c89b5d983eafae42166120b10dd7b5f9433185c5573f07
[INFO] checking mail-core-ng-0.6.3 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] extracting crate mail-core-ng 0.6.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate mail-core-ng 0.6.3 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mail-core-ng 0.6.3
[INFO] finished tweaking crates.io crate mail-core-ng 0.6.3
[INFO] tweaked toml for crates.io crate mail-core-ng 0.6.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate mail-core-ng 0.6.3 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7de0197b5262f749166cbc3c41273edb3d477a2b67a9de33e060f753fbb9c27
[INFO] running `Command { std: "docker" "start" "-a" "b7de0197b5262f749166cbc3c41273edb3d477a2b67a9de33e060f753fbb9c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7de0197b5262f749166cbc3c41273edb3d477a2b67a9de33e060f753fbb9c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7de0197b5262f749166cbc3c41273edb3d477a2b67a9de33e060f753fbb9c27", kill_on_drop: false }`
[INFO] [stdout] b7de0197b5262f749166cbc3c41273edb3d477a2b67a9de33e060f753fbb9c27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 384f8823c62dbb270db232cbb4ad7666112452749e695930cfe8ed88f2324bf1
[INFO] running `Command { std: "docker" "start" "-a" "384f8823c62dbb270db232cbb4ad7666112452749e695930cfe8ed88f2324bf1", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "384f8823c62dbb270db232cbb4ad7666112452749e695930cfe8ed88f2324bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "384f8823c62dbb270db232cbb4ad7666112452749e695930cfe8ed88f2324bf1", kill_on_drop: false }`
[INFO] [stdout] 384f8823c62dbb270db232cbb4ad7666112452749e695930cfe8ed88f2324bf1